Definition of parallel in English:

parallel

adjective ˈparəlɛlˈpɛrəˌlɛl

1(of lines, planes, or surfaces) side by side and having the same distance continuously between them.
（线，平面，表面，物体）平行的
parallel lines never meet
平行线永不相交。
the road runs parallel to the Ottawa River
这条路与渥太华河平行。
Example sentencesExamples
- The basic idea was to stay parallel to an existing trail by keeping the edge of the paper between the two sensors on one side of the chassis.
- To produce good crackling, the raw skin is scored in close parallel lines right through the fat and down to the flesh.
- The parabola results when the plane is parallel to a generating line of the cone.
- The first fracture occurs in a plane approximately parallel to the snow surface.
- In geometry like this, all lines intersect at infinity but in usual geometry parallel lines do not meet.
- The most important result in Guidobaldo's treatise was that any set of parallel lines, not parallel to the plane of the picture, will converge to a vanishing point.
- Such side entry eliminates complicating reflections from the other parallel surface of the substrate.
- The lines midway between parallel sides of the hexagon also form a triangle.
- Von Laue showed that x rays are diffracted in specific directions determined by the distances of separation between the parallel planes of molecules in crystals.
- Your feet should be firmly planted on the wall with your toes pointed upward at a line nearly parallel to the surface of the water.
- When an object is at rest on a stationary support, the thrust line is parallel to a radius of the planet, i.e. it lies in the gravitational vertical.
- Euclid wished to discover whether there existed a simple geometrical proportionality between the apparent size of equal and parallel lines and their distances from the eye.
- In atom lithography, a stream of atoms is focused onto a surface by laser light that runs parallel to the surface.
- The lateral surface area of a spherical slice cut by two parallel planes is equal to the lateral surface area of the corresponding slice of the circumscribing cylinder.
- The fact that the loading axis was parallel to the axis of the anchors may result in underestimating the effects of suture-anchor interaction at the eyelet.
- If we have a uniform grid of parallel lines, unit distance apart and if we drop a needle of length k < 1 on the grid, the probability that the needle falls across a line is 2k/p.
- This beetle's other noticeable feature is a set of parallel lines on the front wings that serve as the cover for the hind wings and abdomen.
- Fermat also investigated maxima and minima by considering when the tangent to the curve was parallel to the x-axis.
- In the other case, the sides of the hexagon are parallel to the sides of the given triangle.
- Part of the alleyway, which runs parallel to the north side of Manchester Road, remained sealed off.
Synonyms
side by side, aligned, collateral, equidistant
2Occurring or existing at the same time or in a similar way; corresponding.
并存的；类似的；相对应的
a parallel universe
一个类似的宇宙。
they shared a flat in London while establishing parallel careers
他们在创立各自的事业时在伦敦合住一套公寓。
Example sentencesExamples
- Widdowson's solo writing has prepared him well for his parallel career writing material for other people's TV and radio shows.
- He also has a parallel career as a cricket writer and has published two anecdotal histories of Indian cricket.
- There is also a third source of shared variation: independent parallel mutations, which may be a special problem in species that are very polymorphic.
- Combining elements of live improvisation with beat manipulation, Cinematic Orchestra creates soundtracks for movies that exist in some parallel universe.
- Although once synonymous with the German New Wave of the early 1970s, Wenders has enjoyed a long parallel career in American cinema and divided his time between Berlin and Hollywood.
- They see it as a parallel place, possibly existing right alongside their own world.
- Those fabulous, hovering blocks of pure colour and intractable darkness - brooding encounters with the infinite - take the viewer beyond the art work into a parallel universe.
- He lives in an England which lies in a universe which is parallel to ours - a world where Joshua Wagstaffe discovered aether in 1678.
- Perhaps, like me, you went with friends, talked late into the night, argued over theories: parallel universes, time-slippages, identity disorders.
- Interestingly, these two currents in the study of US ethnic literatures correspond to a parallel divergence on questions of politics and aesthetics.
- The phasic and tonic crayfish claw closer neurons have similar sized somata and parallel dendritic branching.
- Lovecraft based a parallel Massachusetts on the existing one.
- He won a scholarship to the Royal College of Music, where he studied composition with Vaughan Williams and, by the time the second world war broke out, he had developed a parallel career as a composer and organist.
- The irreducible mind and the body are more like parallel or independent properties that don't causally influence each other.
- NAT King Cole was a prodigious artist with parallel careers: as a great jazz pianist who cut some beautiful sides with heavyweights such as Lester Young, and as a crooner with a voice like soft petals.
Synonyms
similar, analogous, comparable, corresponding, like, resembling, much the same, of a kind, akin, related, kindred, equivalent, correspondent, homologous, analogical, cognate, coequal, matching, duplicate
coexisting, coexistent, concurrent
contemporaneous, simultaneous, synchronous
3Of or denoting electrical components or circuits connected to common points at each end, rather than one to another in sequence.
并联的。SERIES 的反义词
The opposite of series
Example sentencesExamples
- Programming the ButtonBox requires constructing a special parallel cable to connect to it, and then running the programming software.
- The utility consists of a cable with a USB connector on one end and a DB25 parallel connector at the other end.
- More importantly, parallel connections become far less efficient as traffic rates increase, making serial connections more scalable.
- I then went ahead and plugged in all the motherboard connectors such as the power switch, reset switch, etc. and then plugged in all the molex and parallel connectors.
- It only offers a parallel connection, which is ideal for those with older PCs but lacks the simplicity of USB - though the setup guide makes installation a breeze.
4Computing
Involving the simultaneous performance of operations.
〔计算机〕并行的
highly parallel multiprocessor systems
Example sentencesExamples
- This can mean one thread running from an application and a second thread running from an operating system, or parallel threads running from within a single application.
- An array of qubits operates as a parallel computer capable of performing a large calculation in one step, and the power grows rapidly with the number of qubits.
- The new system will be used to handle clustered parallel visualization software, display high-resolution images and perform real-time rendering.
- A DVD drive doesn't need 150 mb/sec of bandwidth, so parallel ATA performance is good enough.
- A parallel data processing system is provided for increasing the program execution rate of a target machine.

nounPlural parallels ˈparəlɛlˈpɛrəˌlɛl

1A person or thing that is similar or analogous to another.
可相比拟的人（或事物）
a challenge which has no parallel in peacetime this century
本世纪和平时期的一个无可比拟的挑战。
Example sentencesExamples
- The Upanishads have no parallel in the history of thought.
- When the Soviet Union collapsed and the cold war ended, the United States was left in a position of global privilege, prestige and might that had no parallel in history.
- Bessie Smith first recorded in 1923, launching a blues career that would have no parallel during the classic blues era.
- Some of the regulations are bizarre and have no parallel.
- His knowledge of English football from grassroots upwards is without parallel; ditto his track record of nurturing talent and producing consistently watchable teams.
- His political skills are without parallel in his own country, and abroad mark him as the only equal of Clinton.
- Its rich biodiversity, potential for new natural products and recreational value has no parallel.
- As this booklet pointed out, the position of the princes in the Indian polity ‘afforded no parallel to or analogy with any institution known in history’.
- He was also anxious and imperious in equal measure, and driven to an endless activity of rewriting that has no parallel I can think of among novelists.
- Pushkin is personally present in Russian culture in a way that has no parallel, for instance, in the posthumous lives of Shakespeare, Dante, or Goethe.
- The great social shift which was slowly undermining the position of the Established Church in England before 1790 had no parallel in the contemporary Caribbean.
- It was an industrial disaster without parallel in history.
- It's an absolutely extraordinary situation which has no parallel in any other Western democracy.
- The relief effort, involving 31 countries and regions, is without parallel.
- However, the use of gold heightening in the miniatures finds no parallel in Burne-Jones's panel paintings of the period.
- There is no doubt that the country house faced a crisis in the twentieth century that has no parallel, at least in the eighteenth and nineteenth centuries.
Synonyms
counterpart, analogue, equivalent, likeness, correspondent, match, twin, duplicate, equal, coequal, mirror
rare homologue
1. 1.1 A similarity or comparison.
  she draws a parallel between personal destiny and social forces
  他把个人命运和社会影响力作了一个比较。
  Example sentencesExamples
  He also draws a parallel between the struggles for status among nineteenth-century black South Africans and similar movements of the twentieth century.
  If I were to draw a parallel between Richard Sanders' art and a literary style, it would definitely be stream of consciousness.
  Brownell draws a parallel between food and cigarettes.
  For purposes of example, he draws a parallel between increase in land values and the rising earnings of a newspaper because of the growth of a community.
  He tells of his arrival in Rome as a foreigner and his struggle to learn Latin, and then draws a parallel between his linguistic difficulties and the subject of his story, his transformation.
  He drew a parallel between the US city devastated by Hurricane Katrina and the island states which scientists believe are under threat unless the process is halted.
  Stephen draws a parallel between someone who would spy while pretending to be a friend, and what Matthew did to Absalom.
  Science Friction also draws a parallel between the biogenetic pursuit of outward, bodily perfection and the religious pursuit of inner perfection of the soul through devotion to God and prayer.
  Here, Lemon clearly draws a parallel between the rural folk traditions of China and black Southern culture in the United States.
  If I have to draw a parallel between foreigners and Bulgarians, I would say that the foreigners have a better base, both as people and professionally.
  Lawrence Rhodes, director of the Juilliard School's Dance Division, draws a parallel between the teaching of choreography and the teaching of dance.
  I would argue that in all three works, Clovio draws a parallel between the Roman artistic canon and religious orthodoxy.
  Drawing a parallel between India and China, two of the fastest growing markets in Asia-Pacific, he said compensation levels in China were lower than India.
  There is a parallel between the anti-change cries of the ancient Athenian paternalists and the wails of today's ‘anti-globals’.
  Would you draw a parallel between the socio-economic development of Bulgaria and Spain in the transition period between totalitarian governing and democracy?
  Tacitly she suggests a parallel between the fate of Hong Kong's submitting to a socialist government with the full integration of Britain into the EU.
  On more than one occasion, Egoyan draws a parallel between what transpired in 1915 Armenia and what happened during the Holocaust.
  She draws a parallel between the disenfranchised state of women and minorities in the nineteenth century and into the present.
  He draws a parallel between intrusive imagery in trauma and the unexpected visual and auditory imagery that may occur about the deceased.
  There is a similar parallel between the revolution of 1399 which dethroned Richard II and that of 1688 which ended the reign of James II.
  Synonyms
  similarity, likeness, resemblance, analogy, correspondence, equivalence, correlation
  comparison, relation, symmetry, parity, parallelism, similitude, coequality
2Each of the imaginary parallel circles of constant latitude on the earth's surface.
（地球的）纬线；纬圈，平行圈
Example sentencesExamples
- On October 7, patrols of the U.S.1st Cavalry Division crossed the parallel.
- By late 1844, London was prepared to settle the Oregon question at the 49th parallel.
- Canada Canada is the world's second largest country, with an area of 9971500 km 2, most of it being north of the 49th parallel of latitude and extending to the high Arctic.
- Central Australia was a formally separate entity from the rest of the Territory, marked by the twentieth parallel of latitude.
- Eureka lies on a similar latitude to Rostov close to the 45th parallel.
- North and South Korea are working on projects to fully connect two sets of railways across the demilitarized zone that separates the Korean Peninsula at the 38th parallel.
Synonyms
grid line
3Printing
Two parallel lines (‖) as a reference mark.
〔印〕平行符号（‖）

verbparalleled, paralleling, parallels ˈparəlɛlˈpɛrəˌlɛl

[with object]

1Be side by side with (something extending in a line), always keeping the same distance; run or lie parallel to.
与…平行
a big concrete gutter that paralleled the road
与道路平行的一条大型水泥排水沟。
Example sentencesExamples
- A railroad track parallels the first base line where diesel engines thunder and fume to haul my father's commuter train to the city.
- The colours of sky and landscape change gradually as we head back on another route - a road paralleling a brook and a big bald ridge.
- It looked like there was a convergence line ahead paralleling highway 33 on the west side.
- Access is from the road that parallels the east side of Winnemucca Dry Lake.
- Riverside access ends at the village of Catton and we return on a back road that parallels the Swale.
- The run will parallel Lake Michigan, with the start/finish line at Randolph Street and Lake Shore Drive, a short walk from the hotels and convention center.
- At Trafalgar, Nelson refused to parallel the enemy fleet in traditional line ahead, but crashed into the French battle line with two columns of ships led by himself and Collingwood.
- Although Bratwurst roughly parallels the highway, you'll not see the road from the forest.
- One whale paralleled us for awhile, then rolled on his side and seemed to stare with his eye.
- About four and a half miles down this road, just as it begins to parallel the glen itself, you'll see a river.
- Carlile found the road that roughly paralleled the train's route.
- Formal pedestrian promenades along either side are gracefully paralleled by double rows of live oak trees.
- For half an hour there were no cars as we accelerated, paralleling the line of the river through fields of rich soil resized to prairie proportions.
- Articulated vehicles must necessarily swing out and into the second lane of M50 traffic in order to execute their turn to parallel the line of traffic into which they merge.
- Brett snatched the ball from Logan and ran, with Logan paralleling him on the other side of the court.
2Be similar or corresponding to.
与…相似；与…相当
the increase in the quality of wines has paralleled the rise of interest in food
Example sentencesExamples
- It is no coincidence that growth in the repo market has paralleled interest rate derivatives that has followed mortgage debt growth.
- A careful examination of the Deuteronomic history suggests that historical echoes parallel the textual.
- Ironically, the history of hair removal in Western cultures has closely paralleled a rise in concern over hair loss.
- Across major phylogenetic comparisons, the evolution of Hox clusters generally parallels the evolution of axial complexity.
- For unexplained reasons, the incidence of peanut allergy has risen over the past few decades in developed countries, paralleling an increase in asthma and atopic disease.
- Figures show an increase in the number of reported anti-gay attacks, which parallels a similar rise in racist assaults over the last two years.
- This rise in discharge rate with hypercapnia paralleled the rise in iEMG activity.
- Their popularity paralleled the rise and fall of press freedom.
- The expansion in the growth of foreign holdings of US financial assets paralleled the dollar's rise.
- Throughout history, the rise of the nonprofit sector has paralleled the rise of democratic societies.
- In particular, I argue that the mirrored characters parallel the structure of folk and fairy tales in their subversive potential.
- This dramatic rise in cases of asthma in the Caribbean parallels the increase in dust flux from Africa to Barbados and Miami.
- In addition, the severity of the tumor growth appeared to follow a continuum paralleling the loss of the protein.
- Eminem's rise paralleled the rise of modern hip-hop as America's dominant musical form.
- He relied on the theory of correspondences to explain how gains in the material sphere might parallel those in the celestial.
- A variety of companies are now making personal-care products based on more natural, and often organic, ingredients, paralleling the rise of the natural foods movement.
- Auto exhaust gases fit the timeline, and their increasing amounts parallel the worldwide rise in coronary heart disease.
- These results parallel those of the correlation data presented in Table 5 but may differ slightly due to the reduced sample size.
- The French army's rise paralleled that of the state it served.
- As quite a few theorists about conspiracy theory have pointed out, the rise of conspiracy theories parallels the rise of the internet.
Synonyms
resemble, be similar to, be like, bear a resemblance to
correspond to, be analogous to, be comparable/equivalent to, compare with, equate with/to, correlate with, imitate, echo, remind one of, duplicate, mirror, repeat, recreate, follow, match, be in harmony with, chime (in) with
coincide with, keep pace with
equal, match, rival, emulate, touch

Phrases

in parallel

1Occurring at the same time and having some connection.
并列的；相关的且同时发生的
various elements of the booster station have been developed in parallel
Example sentencesExamples
- There are a number of special insights developed in parallel to the main analysis.
- In the examples so far discussed, the analysis of a word into its component morphemes takes place in parallel at the phonological and the semantic levels.
- Mass media and popular culture developed in parallel to the Jazz Age in the West.
- It can more easily afford to develop next-generation plant in parallel with older lines.
- Thus, it seems that an altered respiratory function develops in parallel with duration of cold exposure.
1. 1.1(of electrical components or circuits) connected to common points at each end; not in series.
  并联的。SERIES 的反义词
  Example sentencesExamples
  Two deep-cycle batteries connected in parallel were used to supply power to the data logger and a total of eight gauges.
  Most of the circuits were in parallel, so one tube flickering caused the others in that circuit to pulse in antiphase.
  Three thermocouples were connected in parallel to give a mean output.
  We wired a small electric light in parallel with the circuit to the engine heater.
  Here, though, the turbochargers work in series rather than in parallel: a small one close to the engine, a bigger one downstream.

Origin

Mid 16th century: from French parallèle, via Latin from Greek parallēlos, from para- 'alongside' + allēlos 'one another'.

Parallel goes back to Greek parallēlos, from para- ‘alongside’ and allēlos ‘one another’.

Definition of parallel in US English:

parallel

adjectiveˈpɛrəˌlɛlˈperəˌlel

1(of lines, planes, surfaces, or objects) side by side and having the same distance continuously between them.
（线，平面，表面，物体）平行的
parallel lines never meet
平行线永不相交。
the road runs parallel to the Ottawa River
这条路与渥太华河平行。
Example sentencesExamples
- Such side entry eliminates complicating reflections from the other parallel surface of the substrate.
- To produce good crackling, the raw skin is scored in close parallel lines right through the fat and down to the flesh.
- Fermat also investigated maxima and minima by considering when the tangent to the curve was parallel to the x-axis.
- The first fracture occurs in a plane approximately parallel to the snow surface.
- In the other case, the sides of the hexagon are parallel to the sides of the given triangle.
- The lines midway between parallel sides of the hexagon also form a triangle.
- When an object is at rest on a stationary support, the thrust line is parallel to a radius of the planet, i.e. it lies in the gravitational vertical.
- The parabola results when the plane is parallel to a generating line of the cone.
- Your feet should be firmly planted on the wall with your toes pointed upward at a line nearly parallel to the surface of the water.
- In geometry like this, all lines intersect at infinity but in usual geometry parallel lines do not meet.
- The basic idea was to stay parallel to an existing trail by keeping the edge of the paper between the two sensors on one side of the chassis.
- In atom lithography, a stream of atoms is focused onto a surface by laser light that runs parallel to the surface.
- The fact that the loading axis was parallel to the axis of the anchors may result in underestimating the effects of suture-anchor interaction at the eyelet.
- The lateral surface area of a spherical slice cut by two parallel planes is equal to the lateral surface area of the corresponding slice of the circumscribing cylinder.
- Part of the alleyway, which runs parallel to the north side of Manchester Road, remained sealed off.
- If we have a uniform grid of parallel lines, unit distance apart and if we drop a needle of length k < 1 on the grid, the probability that the needle falls across a line is 2k/p.
- Euclid wished to discover whether there existed a simple geometrical proportionality between the apparent size of equal and parallel lines and their distances from the eye.
- Von Laue showed that x rays are diffracted in specific directions determined by the distances of separation between the parallel planes of molecules in crystals.
- This beetle's other noticeable feature is a set of parallel lines on the front wings that serve as the cover for the hind wings and abdomen.
- The most important result in Guidobaldo's treatise was that any set of parallel lines, not parallel to the plane of the picture, will converge to a vanishing point.
Synonyms
side by side, aligned, collateral, equidistant
1. 1.1 Occurring or existing at the same time or in a similar way; corresponding.
  并存的；类似的；相对应的
  a parallel universe
  一个类似的宇宙。
  they shared an apartment in Dallas while establishing parallel careers
  他们在创立各自的事业时在伦敦合住一套公寓。
  Example sentencesExamples
  Interestingly, these two currents in the study of US ethnic literatures correspond to a parallel divergence on questions of politics and aesthetics.
  The phasic and tonic crayfish claw closer neurons have similar sized somata and parallel dendritic branching.
  Although once synonymous with the German New Wave of the early 1970s, Wenders has enjoyed a long parallel career in American cinema and divided his time between Berlin and Hollywood.
  Those fabulous, hovering blocks of pure colour and intractable darkness - brooding encounters with the infinite - take the viewer beyond the art work into a parallel universe.
  Lovecraft based a parallel Massachusetts on the existing one.
  The irreducible mind and the body are more like parallel or independent properties that don't causally influence each other.
  Perhaps, like me, you went with friends, talked late into the night, argued over theories: parallel universes, time-slippages, identity disorders.
  There is also a third source of shared variation: independent parallel mutations, which may be a special problem in species that are very polymorphic.
  Combining elements of live improvisation with beat manipulation, Cinematic Orchestra creates soundtracks for movies that exist in some parallel universe.
  He won a scholarship to the Royal College of Music, where he studied composition with Vaughan Williams and, by the time the second world war broke out, he had developed a parallel career as a composer and organist.
  He lives in an England which lies in a universe which is parallel to ours - a world where Joshua Wagstaffe discovered aether in 1678.
  He also has a parallel career as a cricket writer and has published two anecdotal histories of Indian cricket.
  They see it as a parallel place, possibly existing right alongside their own world.
  Widdowson's solo writing has prepared him well for his parallel career writing material for other people's TV and radio shows.
  NAT King Cole was a prodigious artist with parallel careers: as a great jazz pianist who cut some beautiful sides with heavyweights such as Lester Young, and as a crooner with a voice like soft petals.
  Synonyms
  similar, analogous, comparable, corresponding, like, resembling, much the same, of a kind, akin, related, kindred, equivalent, correspondent, homologous, analogical, cognate, coequal, matching, duplicate
  coexisting, coexistent, concurrent
2. 1.2Computing Involving the simultaneous performance of operations.
  〔计算机〕并行的
  Example sentencesExamples
  A parallel data processing system is provided for increasing the program execution rate of a target machine.
  A DVD drive doesn't need 150 mb/sec of bandwidth, so parallel ATA performance is good enough.
  An array of qubits operates as a parallel computer capable of performing a large calculation in one step, and the power grows rapidly with the number of qubits.
  This can mean one thread running from an application and a second thread running from an operating system, or parallel threads running from within a single application.
  The new system will be used to handle clustered parallel visualization software, display high-resolution images and perform real-time rendering.
3. 1.3 Of or denoting electrical components or circuits connected to common points at each end, rather than one to another in sequence.
  并联的。SERIES 的反义词
  The opposite of series
  Example sentencesExamples
  More importantly, parallel connections become far less efficient as traffic rates increase, making serial connections more scalable.
  The utility consists of a cable with a USB connector on one end and a DB25 parallel connector at the other end.
  It only offers a parallel connection, which is ideal for those with older PCs but lacks the simplicity of USB - though the setup guide makes installation a breeze.
  I then went ahead and plugged in all the motherboard connectors such as the power switch, reset switch, etc. and then plugged in all the molex and parallel connectors.
  Programming the ButtonBox requires constructing a special parallel cable to connect to it, and then running the programming software.

nounˈpɛrəˌlɛlˈperəˌlel

1A person or thing that is similar or analogous to another.
可相比拟的人（或事物）
a challenge that has no parallel in peacetime this century
本世纪和平时期的一个无可比拟的挑战。
Example sentencesExamples
- Bessie Smith first recorded in 1923, launching a blues career that would have no parallel during the classic blues era.
- There is no doubt that the country house faced a crisis in the twentieth century that has no parallel, at least in the eighteenth and nineteenth centuries.
- When the Soviet Union collapsed and the cold war ended, the United States was left in a position of global privilege, prestige and might that had no parallel in history.
- His political skills are without parallel in his own country, and abroad mark him as the only equal of Clinton.
- Its rich biodiversity, potential for new natural products and recreational value has no parallel.
- However, the use of gold heightening in the miniatures finds no parallel in Burne-Jones's panel paintings of the period.
- It's an absolutely extraordinary situation which has no parallel in any other Western democracy.
- The great social shift which was slowly undermining the position of the Established Church in England before 1790 had no parallel in the contemporary Caribbean.
- The Upanishads have no parallel in the history of thought.
- Some of the regulations are bizarre and have no parallel.
- The relief effort, involving 31 countries and regions, is without parallel.
- He was also anxious and imperious in equal measure, and driven to an endless activity of rewriting that has no parallel I can think of among novelists.
- His knowledge of English football from grassroots upwards is without parallel; ditto his track record of nurturing talent and producing consistently watchable teams.
- It was an industrial disaster without parallel in history.
- As this booklet pointed out, the position of the princes in the Indian polity ‘afforded no parallel to or analogy with any institution known in history’.
- Pushkin is personally present in Russian culture in a way that has no parallel, for instance, in the posthumous lives of Shakespeare, Dante, or Goethe.
Synonyms
counterpart, analogue, equivalent, likeness, correspondent, match, twin, duplicate, equal, coequal, mirror
1. 1.1 A similarity or comparison.
  he draws a parallel between personal destiny and social forces
  他把个人命运和社会影响力作了一个比较。
  he points to a parallel between biological evolution and cognitive development
  他指出了生物进化和认知发展的相似之处。
  Example sentencesExamples
  Lawrence Rhodes, director of the Juilliard School's Dance Division, draws a parallel between the teaching of choreography and the teaching of dance.
  He draws a parallel between intrusive imagery in trauma and the unexpected visual and auditory imagery that may occur about the deceased.
  Would you draw a parallel between the socio-economic development of Bulgaria and Spain in the transition period between totalitarian governing and democracy?
  There is a similar parallel between the revolution of 1399 which dethroned Richard II and that of 1688 which ended the reign of James II.
  He tells of his arrival in Rome as a foreigner and his struggle to learn Latin, and then draws a parallel between his linguistic difficulties and the subject of his story, his transformation.
  If I were to draw a parallel between Richard Sanders' art and a literary style, it would definitely be stream of consciousness.
  If I have to draw a parallel between foreigners and Bulgarians, I would say that the foreigners have a better base, both as people and professionally.
  Science Friction also draws a parallel between the biogenetic pursuit of outward, bodily perfection and the religious pursuit of inner perfection of the soul through devotion to God and prayer.
  Brownell draws a parallel between food and cigarettes.
  For purposes of example, he draws a parallel between increase in land values and the rising earnings of a newspaper because of the growth of a community.
  Stephen draws a parallel between someone who would spy while pretending to be a friend, and what Matthew did to Absalom.
  Tacitly she suggests a parallel between the fate of Hong Kong's submitting to a socialist government with the full integration of Britain into the EU.
  She draws a parallel between the disenfranchised state of women and minorities in the nineteenth century and into the present.
  On more than one occasion, Egoyan draws a parallel between what transpired in 1915 Armenia and what happened during the Holocaust.
  Drawing a parallel between India and China, two of the fastest growing markets in Asia-Pacific, he said compensation levels in China were lower than India.
  Here, Lemon clearly draws a parallel between the rural folk traditions of China and black Southern culture in the United States.
  I would argue that in all three works, Clovio draws a parallel between the Roman artistic canon and religious orthodoxy.
  He also draws a parallel between the struggles for status among nineteenth-century black South Africans and similar movements of the twentieth century.
  There is a parallel between the anti-change cries of the ancient Athenian paternalists and the wails of today's ‘anti-globals’.
  He drew a parallel between the US city devastated by Hurricane Katrina and the island states which scientists believe are under threat unless the process is halted.
  Synonyms
  similarity, likeness, resemblance, analogy, correspondence, equivalence, correlation
2Each of the imaginary parallel circles of constant latitude on the earth's surface.
（地球的）纬线；纬圈，平行圈
Example sentencesExamples
- On October 7, patrols of the U.S.1st Cavalry Division crossed the parallel.
- North and South Korea are working on projects to fully connect two sets of railways across the demilitarized zone that separates the Korean Peninsula at the 38th parallel.
- Canada Canada is the world's second largest country, with an area of 9971500 km 2, most of it being north of the 49th parallel of latitude and extending to the high Arctic.
- Central Australia was a formally separate entity from the rest of the Territory, marked by the twentieth parallel of latitude.
- By late 1844, London was prepared to settle the Oregon question at the 49th parallel.
- Eureka lies on a similar latitude to Rostov close to the 45th parallel.
Synonyms
grid line
3Printing
Two parallel lines (‖) as a reference mark.
〔印〕平行符号（‖）

verbˈpɛrəˌlɛlˈperəˌlel

[with object]

1(of something extending in a line) be side by side with (something extending in a line), always keeping the same distance.
与…平行
a big concrete gutter that paralleled the road
与道路平行的一条大型水泥排水沟。
Example sentencesExamples
- Formal pedestrian promenades along either side are gracefully paralleled by double rows of live oak trees.
- One whale paralleled us for awhile, then rolled on his side and seemed to stare with his eye.
- Articulated vehicles must necessarily swing out and into the second lane of M50 traffic in order to execute their turn to parallel the line of traffic into which they merge.
- At Trafalgar, Nelson refused to parallel the enemy fleet in traditional line ahead, but crashed into the French battle line with two columns of ships led by himself and Collingwood.
- Although Bratwurst roughly parallels the highway, you'll not see the road from the forest.
- The colours of sky and landscape change gradually as we head back on another route - a road paralleling a brook and a big bald ridge.
- Riverside access ends at the village of Catton and we return on a back road that parallels the Swale.
- It looked like there was a convergence line ahead paralleling highway 33 on the west side.
- Access is from the road that parallels the east side of Winnemucca Dry Lake.
- A railroad track parallels the first base line where diesel engines thunder and fume to haul my father's commuter train to the city.
- About four and a half miles down this road, just as it begins to parallel the glen itself, you'll see a river.
- For half an hour there were no cars as we accelerated, paralleling the line of the river through fields of rich soil resized to prairie proportions.
- The run will parallel Lake Michigan, with the start/finish line at Randolph Street and Lake Shore Drive, a short walk from the hotels and convention center.
- Carlile found the road that roughly paralleled the train's route.
- Brett snatched the ball from Logan and ran, with Logan paralleling him on the other side of the court.
1. 1.1 Be similar or corresponding to (something)
  与…相似；与…相当
  the lawlessness throughout officialdom was paralleled by an increase in lawlessness on the streets
  Example sentencesExamples
  The expansion in the growth of foreign holdings of US financial assets paralleled the dollar's rise.
  For unexplained reasons, the incidence of peanut allergy has risen over the past few decades in developed countries, paralleling an increase in asthma and atopic disease.
  It is no coincidence that growth in the repo market has paralleled interest rate derivatives that has followed mortgage debt growth.
  In particular, I argue that the mirrored characters parallel the structure of folk and fairy tales in their subversive potential.
  Ironically, the history of hair removal in Western cultures has closely paralleled a rise in concern over hair loss.
  These results parallel those of the correlation data presented in Table 5 but may differ slightly due to the reduced sample size.
  As quite a few theorists about conspiracy theory have pointed out, the rise of conspiracy theories parallels the rise of the internet.
  A careful examination of the Deuteronomic history suggests that historical echoes parallel the textual.
  A variety of companies are now making personal-care products based on more natural, and often organic, ingredients, paralleling the rise of the natural foods movement.
  Auto exhaust gases fit the timeline, and their increasing amounts parallel the worldwide rise in coronary heart disease.
  Their popularity paralleled the rise and fall of press freedom.
  This rise in discharge rate with hypercapnia paralleled the rise in iEMG activity.
  The French army's rise paralleled that of the state it served.
  Across major phylogenetic comparisons, the evolution of Hox clusters generally parallels the evolution of axial complexity.
  He relied on the theory of correspondences to explain how gains in the material sphere might parallel those in the celestial.
  Throughout history, the rise of the nonprofit sector has paralleled the rise of democratic societies.
  In addition, the severity of the tumor growth appeared to follow a continuum paralleling the loss of the protein.
  Eminem's rise paralleled the rise of modern hip-hop as America's dominant musical form.
  Figures show an increase in the number of reported anti-gay attacks, which parallels a similar rise in racist assaults over the last two years.
  This dramatic rise in cases of asthma in the Caribbean parallels the increase in dust flux from Africa to Barbados and Miami.
  Synonyms
  resemble, be similar to, be like, bear a resemblance to
  equal, match, rival, emulate, touch

Phrases

in parallel

1Occurring at the same time and having some connection.
并列的；相关的且同时发生的
Example sentencesExamples
- Mass media and popular culture developed in parallel to the Jazz Age in the West.
- There are a number of special insights developed in parallel to the main analysis.
- In the examples so far discussed, the analysis of a word into its component morphemes takes place in parallel at the phonological and the semantic levels.
- It can more easily afford to develop next-generation plant in parallel with older lines.
- Thus, it seems that an altered respiratory function develops in parallel with duration of cold exposure.
1. 1.1(of electrical components or circuits) connected to common points at each end; not in series.
  并联的。SERIES 的反义词
  Example sentencesExamples
  We wired a small electric light in parallel with the circuit to the engine heater.
  Two deep-cycle batteries connected in parallel were used to supply power to the data logger and a total of eight gauges.
  Most of the circuits were in parallel, so one tube flickering caused the others in that circuit to pulse in antiphase.
  Three thermocouples were connected in parallel to give a mean output.
  Here, though, the turbochargers work in series rather than in parallel: a small one close to the engine, a bigger one downstream.

Origin

Mid 16th century: from French parallèle, via Latin from Greek parallēlos, from para- ‘alongside’ + allēlos ‘one another’.

单词	parallel
释义	Definition of parallel in English: parallel adjective ˈparəlɛlˈpɛrəˌlɛl 1(of lines, planes, or surfaces) side by side and having the same distance continuously between them. （线，平面，表面，物体）平行的 parallel lines never meet 平行线永不相交。 the road runs parallel to the Ottawa River 这条路与渥太华河平行。 Example sentencesExamples The basic idea was to stay parallel to an existing trail by keeping the edge of the paper between the two sensors on one side of the chassis. To produce good crackling, the raw skin is scored in close parallel lines right through the fat and down to the flesh. The parabola results when the plane is parallel to a generating line of the cone. The first fracture occurs in a plane approximately parallel to the snow surface. In geometry like this, all lines intersect at infinity but in usual geometry parallel lines do not meet. The most important result in Guidobaldo's treatise was that any set of parallel lines, not parallel to the plane of the picture, will converge to a vanishing point. Such side entry eliminates complicating reflections from the other parallel surface of the substrate. The lines midway between parallel sides of the hexagon also form a triangle. Von Laue showed that x rays are diffracted in specific directions determined by the distances of separation between the parallel planes of molecules in crystals. Your feet should be firmly planted on the wall with your toes pointed upward at a line nearly parallel to the surface of the water. When an object is at rest on a stationary support, the thrust line is parallel to a radius of the planet, i.e. it lies in the gravitational vertical. Euclid wished to discover whether there existed a simple geometrical proportionality between the apparent size of equal and parallel lines and their distances from the eye. In atom lithography, a stream of atoms is focused onto a surface by laser light that runs parallel to the surface. The lateral surface area of a spherical slice cut by two parallel planes is equal to the lateral surface area of the corresponding slice of the circumscribing cylinder. The fact that the loading axis was parallel to the axis of the anchors may result in underestimating the effects of suture-anchor interaction at the eyelet. If we have a uniform grid of parallel lines, unit distance apart and if we drop a needle of length k < 1 on the grid, the probability that the needle falls across a line is 2k/p. This beetle's other noticeable feature is a set of parallel lines on the front wings that serve as the cover for the hind wings and abdomen. Fermat also investigated maxima and minima by considering when the tangent to the curve was parallel to the x-axis. In the other case, the sides of the hexagon are parallel to the sides of the given triangle. Part of the alleyway, which runs parallel to the north side of Manchester Road, remained sealed off. Synonyms side by side, aligned, collateral, equidistant 2Occurring or existing at the same time or in a similar way; corresponding. 并存的；类似的；相对应的 a parallel universe 一个类似的宇宙。 they shared a flat in London while establishing parallel careers 他们在创立各自的事业时在伦敦合住一套公寓。 Example sentencesExamples Widdowson's solo writing has prepared him well for his parallel career writing material for other people's TV and radio shows. He also has a parallel career as a cricket writer and has published two anecdotal histories of Indian cricket. There is also a third source of shared variation: independent parallel mutations, which may be a special problem in species that are very polymorphic. Combining elements of live improvisation with beat manipulation, Cinematic Orchestra creates soundtracks for movies that exist in some parallel universe. Although once synonymous with the German New Wave of the early 1970s, Wenders has enjoyed a long parallel career in American cinema and divided his time between Berlin and Hollywood. They see it as a parallel place, possibly existing right alongside their own world. Those fabulous, hovering blocks of pure colour and intractable darkness - brooding encounters with the infinite - take the viewer beyond the art work into a parallel universe. He lives in an England which lies in a universe which is parallel to ours - a world where Joshua Wagstaffe discovered aether in 1678. Perhaps, like me, you went with friends, talked late into the night, argued over theories: parallel universes, time-slippages, identity disorders. Interestingly, these two currents in the study of US ethnic literatures correspond to a parallel divergence on questions of politics and aesthetics. The phasic and tonic crayfish claw closer neurons have similar sized somata and parallel dendritic branching. Lovecraft based a parallel Massachusetts on the existing one. He won a scholarship to the Royal College of Music, where he studied composition with Vaughan Williams and, by the time the second world war broke out, he had developed a parallel career as a composer and organist. The irreducible mind and the body are more like parallel or independent properties that don't causally influence each other. NAT King Cole was a prodigious artist with parallel careers: as a great jazz pianist who cut some beautiful sides with heavyweights such as Lester Young, and as a crooner with a voice like soft petals. Synonyms similar, analogous, comparable, corresponding, like, resembling, much the same, of a kind, akin, related, kindred, equivalent, correspondent, homologous, analogical, cognate, coequal, matching, duplicate coexisting, coexistent, concurrent contemporaneous, simultaneous, synchronous 3Of or denoting electrical components or circuits connected to common points at each end, rather than one to another in sequence. 并联的。SERIES 的反义词 The opposite of series Example sentencesExamples Programming the ButtonBox requires constructing a special parallel cable to connect to it, and then running the programming software. The utility consists of a cable with a USB connector on one end and a DB25 parallel connector at the other end. More importantly, parallel connections become far less efficient as traffic rates increase, making serial connections more scalable. I then went ahead and plugged in all the motherboard connectors such as the power switch, reset switch, etc. and then plugged in all the molex and parallel connectors. It only offers a parallel connection, which is ideal for those with older PCs but lacks the simplicity of USB - though the setup guide makes installation a breeze. 4Computing Involving the simultaneous performance of operations. 〔计算机〕并行的 highly parallel multiprocessor systems Example sentencesExamples This can mean one thread running from an application and a second thread running from an operating system, or parallel threads running from within a single application. An array of qubits operates as a parallel computer capable of performing a large calculation in one step, and the power grows rapidly with the number of qubits. The new system will be used to handle clustered parallel visualization software, display high-resolution images and perform real-time rendering. A DVD drive doesn't need 150 mb/sec of bandwidth, so parallel ATA performance is good enough. A parallel data processing system is provided for increasing the program execution rate of a target machine. nounPlural parallels ˈparəlɛlˈpɛrəˌlɛl 1A person or thing that is similar or analogous to another. 可相比拟的人（或事物） a challenge which has no parallel in peacetime this century 本世纪和平时期的一个无可比拟的挑战。 Example sentencesExamples The Upanishads have no parallel in the history of thought. When the Soviet Union collapsed and the cold war ended, the United States was left in a position of global privilege, prestige and might that had no parallel in history. Bessie Smith first recorded in 1923, launching a blues career that would have no parallel during the classic blues era. Some of the regulations are bizarre and have no parallel. His knowledge of English football from grassroots upwards is without parallel; ditto his track record of nurturing talent and producing consistently watchable teams. His political skills are without parallel in his own country, and abroad mark him as the only equal of Clinton. Its rich biodiversity, potential for new natural products and recreational value has no parallel. As this booklet pointed out, the position of the princes in the Indian polity ‘afforded no parallel to or analogy with any institution known in history’. He was also anxious and imperious in equal measure, and driven to an endless activity of rewriting that has no parallel I can think of among novelists. Pushkin is personally present in Russian culture in a way that has no parallel, for instance, in the posthumous lives of Shakespeare, Dante, or Goethe. The great social shift which was slowly undermining the position of the Established Church in England before 1790 had no parallel in the contemporary Caribbean. It was an industrial disaster without parallel in history. It's an absolutely extraordinary situation which has no parallel in any other Western democracy. The relief effort, involving 31 countries and regions, is without parallel. However, the use of gold heightening in the miniatures finds no parallel in Burne-Jones's panel paintings of the period. There is no doubt that the country house faced a crisis in the twentieth century that has no parallel, at least in the eighteenth and nineteenth centuries. Synonyms counterpart, analogue, equivalent, likeness, correspondent, match, twin, duplicate, equal, coequal, mirror rare homologue 1.1 A similarity or comparison. she draws a parallel between personal destiny and social forces 他把个人命运和社会影响力作了一个比较。 Example sentencesExamples He also draws a parallel between the struggles for status among nineteenth-century black South Africans and similar movements of the twentieth century. If I were to draw a parallel between Richard Sanders' art and a literary style, it would definitely be stream of consciousness. Brownell draws a parallel between food and cigarettes. For purposes of example, he draws a parallel between increase in land values and the rising earnings of a newspaper because of the growth of a community. He tells of his arrival in Rome as a foreigner and his struggle to learn Latin, and then draws a parallel between his linguistic difficulties and the subject of his story, his transformation. He drew a parallel between the US city devastated by Hurricane Katrina and the island states which scientists believe are under threat unless the process is halted. Stephen draws a parallel between someone who would spy while pretending to be a friend, and what Matthew did to Absalom. Science Friction also draws a parallel between the biogenetic pursuit of outward, bodily perfection and the religious pursuit of inner perfection of the soul through devotion to God and prayer. Here, Lemon clearly draws a parallel between the rural folk traditions of China and black Southern culture in the United States. If I have to draw a parallel between foreigners and Bulgarians, I would say that the foreigners have a better base, both as people and professionally. Lawrence Rhodes, director of the Juilliard School's Dance Division, draws a parallel between the teaching of choreography and the teaching of dance. I would argue that in all three works, Clovio draws a parallel between the Roman artistic canon and religious orthodoxy. Drawing a parallel between India and China, two of the fastest growing markets in Asia-Pacific, he said compensation levels in China were lower than India. There is a parallel between the anti-change cries of the ancient Athenian paternalists and the wails of today's ‘anti-globals’. Would you draw a parallel between the socio-economic development of Bulgaria and Spain in the transition period between totalitarian governing and democracy? Tacitly she suggests a parallel between the fate of Hong Kong's submitting to a socialist government with the full integration of Britain into the EU. On more than one occasion, Egoyan draws a parallel between what transpired in 1915 Armenia and what happened during the Holocaust. She draws a parallel between the disenfranchised state of women and minorities in the nineteenth century and into the present. He draws a parallel between intrusive imagery in trauma and the unexpected visual and auditory imagery that may occur about the deceased. There is a similar parallel between the revolution of 1399 which dethroned Richard II and that of 1688 which ended the reign of James II. Synonyms similarity, likeness, resemblance, analogy, correspondence, equivalence, correlation comparison, relation, symmetry, parity, parallelism, similitude, coequality 2Each of the imaginary parallel circles of constant latitude on the earth's surface. （地球的）纬线；纬圈，平行圈 Example sentencesExamples On October 7, patrols of the U.S.1st Cavalry Division crossed the parallel. By late 1844, London was prepared to settle the Oregon question at the 49th parallel. Canada Canada is the world's second largest country, with an area of 9971500 km 2, most of it being north of the 49th parallel of latitude and extending to the high Arctic. Central Australia was a formally separate entity from the rest of the Territory, marked by the twentieth parallel of latitude. Eureka lies on a similar latitude to Rostov close to the 45th parallel. North and South Korea are working on projects to fully connect two sets of railways across the demilitarized zone that separates the Korean Peninsula at the 38th parallel. Synonyms grid line 3Printing Two parallel lines (‖) as a reference mark. 〔印〕平行符号（‖） verbparalleled, paralleling, parallels ˈparəlɛlˈpɛrəˌlɛl [with object] 1Be side by side with (something extending in a line), always keeping the same distance; run or lie parallel to. 与…平行 a big concrete gutter that paralleled the road 与道路平行的一条大型水泥排水沟。 Example sentencesExamples A railroad track parallels the first base line where diesel engines thunder and fume to haul my father's commuter train to the city. The colours of sky and landscape change gradually as we head back on another route - a road paralleling a brook and a big bald ridge. It looked like there was a convergence line ahead paralleling highway 33 on the west side. Access is from the road that parallels the east side of Winnemucca Dry Lake. Riverside access ends at the village of Catton and we return on a back road that parallels the Swale. The run will parallel Lake Michigan, with the start/finish line at Randolph Street and Lake Shore Drive, a short walk from the hotels and convention center. At Trafalgar, Nelson refused to parallel the enemy fleet in traditional line ahead, but crashed into the French battle line with two columns of ships led by himself and Collingwood. Although Bratwurst roughly parallels the highway, you'll not see the road from the forest. One whale paralleled us for awhile, then rolled on his side and seemed to stare with his eye. About four and a half miles down this road, just as it begins to parallel the glen itself, you'll see a river. Carlile found the road that roughly paralleled the train's route. Formal pedestrian promenades along either side are gracefully paralleled by double rows of live oak trees. For half an hour there were no cars as we accelerated, paralleling the line of the river through fields of rich soil resized to prairie proportions. Articulated vehicles must necessarily swing out and into the second lane of M50 traffic in order to execute their turn to parallel the line of traffic into which they merge. Brett snatched the ball from Logan and ran, with Logan paralleling him on the other side of the court. 2Be similar or corresponding to. 与…相似；与…相当 the increase in the quality of wines has paralleled the rise of interest in food Example sentencesExamples It is no coincidence that growth in the repo market has paralleled interest rate derivatives that has followed mortgage debt growth. A careful examination of the Deuteronomic history suggests that historical echoes parallel the textual. Ironically, the history of hair removal in Western cultures has closely paralleled a rise in concern over hair loss. Across major phylogenetic comparisons, the evolution of Hox clusters generally parallels the evolution of axial complexity. For unexplained reasons, the incidence of peanut allergy has risen over the past few decades in developed countries, paralleling an increase in asthma and atopic disease. Figures show an increase in the number of reported anti-gay attacks, which parallels a similar rise in racist assaults over the last two years. This rise in discharge rate with hypercapnia paralleled the rise in iEMG activity. Their popularity paralleled the rise and fall of press freedom. The expansion in the growth of foreign holdings of US financial assets paralleled the dollar's rise. Throughout history, the rise of the nonprofit sector has paralleled the rise of democratic societies. In particular, I argue that the mirrored characters parallel the structure of folk and fairy tales in their subversive potential. This dramatic rise in cases of asthma in the Caribbean parallels the increase in dust flux from Africa to Barbados and Miami. In addition, the severity of the tumor growth appeared to follow a continuum paralleling the loss of the protein. Eminem's rise paralleled the rise of modern hip-hop as America's dominant musical form. He relied on the theory of correspondences to explain how gains in the material sphere might parallel those in the celestial. A variety of companies are now making personal-care products based on more natural, and often organic, ingredients, paralleling the rise of the natural foods movement. Auto exhaust gases fit the timeline, and their increasing amounts parallel the worldwide rise in coronary heart disease. These results parallel those of the correlation data presented in Table 5 but may differ slightly due to the reduced sample size. The French army's rise paralleled that of the state it served. As quite a few theorists about conspiracy theory have pointed out, the rise of conspiracy theories parallels the rise of the internet. Synonyms resemble, be similar to, be like, bear a resemblance to correspond to, be analogous to, be comparable/equivalent to, compare with, equate with/to, correlate with, imitate, echo, remind one of, duplicate, mirror, repeat, recreate, follow, match, be in harmony with, chime (in) with coincide with, keep pace with equal, match, rival, emulate, touch Phrases in parallel 1Occurring at the same time and having some connection. 并列的；相关的且同时发生的 various elements of the booster station have been developed in parallel Example sentencesExamples There are a number of special insights developed in parallel to the main analysis. In the examples so far discussed, the analysis of a word into its component morphemes takes place in parallel at the phonological and the semantic levels. Mass media and popular culture developed in parallel to the Jazz Age in the West. It can more easily afford to develop next-generation plant in parallel with older lines. Thus, it seems that an altered respiratory function develops in parallel with duration of cold exposure. 1.1(of electrical components or circuits) connected to common points at each end; not in series. 并联的。SERIES 的反义词 Example sentencesExamples Two deep-cycle batteries connected in parallel were used to supply power to the data logger and a total of eight gauges. Most of the circuits were in parallel, so one tube flickering caused the others in that circuit to pulse in antiphase. Three thermocouples were connected in parallel to give a mean output. We wired a small electric light in parallel with the circuit to the engine heater. Here, though, the turbochargers work in series rather than in parallel: a small one close to the engine, a bigger one downstream. Origin Mid 16th century: from French parallèle, via Latin from Greek parallēlos, from para- 'alongside' + allēlos 'one another'. Parallel goes back to Greek parallēlos, from para- ‘alongside’ and allēlos ‘one another’. adj.1 phr. Definition of parallel in US English: parallel adjectiveˈpɛrəˌlɛlˈperəˌlel 1(of lines, planes, surfaces, or objects) side by side and having the same distance continuously between them. （线，平面，表面，物体）平行的 parallel lines never meet 平行线永不相交。 the road runs parallel to the Ottawa River 这条路与渥太华河平行。 Example sentencesExamples Such side entry eliminates complicating reflections from the other parallel surface of the substrate. To produce good crackling, the raw skin is scored in close parallel lines right through the fat and down to the flesh. Fermat also investigated maxima and minima by considering when the tangent to the curve was parallel to the x-axis. The first fracture occurs in a plane approximately parallel to the snow surface. In the other case, the sides of the hexagon are parallel to the sides of the given triangle. The lines midway between parallel sides of the hexagon also form a triangle. When an object is at rest on a stationary support, the thrust line is parallel to a radius of the planet, i.e. it lies in the gravitational vertical. The parabola results when the plane is parallel to a generating line of the cone. Your feet should be firmly planted on the wall with your toes pointed upward at a line nearly parallel to the surface of the water. In geometry like this, all lines intersect at infinity but in usual geometry parallel lines do not meet. The basic idea was to stay parallel to an existing trail by keeping the edge of the paper between the two sensors on one side of the chassis. In atom lithography, a stream of atoms is focused onto a surface by laser light that runs parallel to the surface. The fact that the loading axis was parallel to the axis of the anchors may result in underestimating the effects of suture-anchor interaction at the eyelet. The lateral surface area of a spherical slice cut by two parallel planes is equal to the lateral surface area of the corresponding slice of the circumscribing cylinder. Part of the alleyway, which runs parallel to the north side of Manchester Road, remained sealed off. If we have a uniform grid of parallel lines, unit distance apart and if we drop a needle of length k < 1 on the grid, the probability that the needle falls across a line is 2k/p. Euclid wished to discover whether there existed a simple geometrical proportionality between the apparent size of equal and parallel lines and their distances from the eye. Von Laue showed that x rays are diffracted in specific directions determined by the distances of separation between the parallel planes of molecules in crystals. This beetle's other noticeable feature is a set of parallel lines on the front wings that serve as the cover for the hind wings and abdomen. The most important result in Guidobaldo's treatise was that any set of parallel lines, not parallel to the plane of the picture, will converge to a vanishing point. Synonyms side by side, aligned, collateral, equidistant 1.1 Occurring or existing at the same time or in a similar way; corresponding. 并存的；类似的；相对应的 a parallel universe 一个类似的宇宙。 they shared an apartment in Dallas while establishing parallel careers 他们在创立各自的事业时在伦敦合住一套公寓。 Example sentencesExamples Interestingly, these two currents in the study of US ethnic literatures correspond to a parallel divergence on questions of politics and aesthetics. The phasic and tonic crayfish claw closer neurons have similar sized somata and parallel dendritic branching. Although once synonymous with the German New Wave of the early 1970s, Wenders has enjoyed a long parallel career in American cinema and divided his time between Berlin and Hollywood. Those fabulous, hovering blocks of pure colour and intractable darkness - brooding encounters with the infinite - take the viewer beyond the art work into a parallel universe. Lovecraft based a parallel Massachusetts on the existing one. The irreducible mind and the body are more like parallel or independent properties that don't causally influence each other. Perhaps, like me, you went with friends, talked late into the night, argued over theories: parallel universes, time-slippages, identity disorders. There is also a third source of shared variation: independent parallel mutations, which may be a special problem in species that are very polymorphic. Combining elements of live improvisation with beat manipulation, Cinematic Orchestra creates soundtracks for movies that exist in some parallel universe. He won a scholarship to the Royal College of Music, where he studied composition with Vaughan Williams and, by the time the second world war broke out, he had developed a parallel career as a composer and organist. He lives in an England which lies in a universe which is parallel to ours - a world where Joshua Wagstaffe discovered aether in 1678. He also has a parallel career as a cricket writer and has published two anecdotal histories of Indian cricket. They see it as a parallel place, possibly existing right alongside their own world. Widdowson's solo writing has prepared him well for his parallel career writing material for other people's TV and radio shows. NAT King Cole was a prodigious artist with parallel careers: as a great jazz pianist who cut some beautiful sides with heavyweights such as Lester Young, and as a crooner with a voice like soft petals. Synonyms similar, analogous, comparable, corresponding, like, resembling, much the same, of a kind, akin, related, kindred, equivalent, correspondent, homologous, analogical, cognate, coequal, matching, duplicate coexisting, coexistent, concurrent 1.2Computing Involving the simultaneous performance of operations. 〔计算机〕并行的 Example sentencesExamples A parallel data processing system is provided for increasing the program execution rate of a target machine. A DVD drive doesn't need 150 mb/sec of bandwidth, so parallel ATA performance is good enough. An array of qubits operates as a parallel computer capable of performing a large calculation in one step, and the power grows rapidly with the number of qubits. This can mean one thread running from an application and a second thread running from an operating system, or parallel threads running from within a single application. The new system will be used to handle clustered parallel visualization software, display high-resolution images and perform real-time rendering. 1.3 Of or denoting electrical components or circuits connected to common points at each end, rather than one to another in sequence. 并联的。SERIES 的反义词 The opposite of series Example sentencesExamples More importantly, parallel connections become far less efficient as traffic rates increase, making serial connections more scalable. The utility consists of a cable with a USB connector on one end and a DB25 parallel connector at the other end. It only offers a parallel connection, which is ideal for those with older PCs but lacks the simplicity of USB - though the setup guide makes installation a breeze. I then went ahead and plugged in all the motherboard connectors such as the power switch, reset switch, etc. and then plugged in all the molex and parallel connectors. Programming the ButtonBox requires constructing a special parallel cable to connect to it, and then running the programming software. nounˈpɛrəˌlɛlˈperəˌlel 1A person or thing that is similar or analogous to another. 可相比拟的人（或事物） a challenge that has no parallel in peacetime this century 本世纪和平时期的一个无可比拟的挑战。 Example sentencesExamples Bessie Smith first recorded in 1923, launching a blues career that would have no parallel during the classic blues era. There is no doubt that the country house faced a crisis in the twentieth century that has no parallel, at least in the eighteenth and nineteenth centuries. When the Soviet Union collapsed and the cold war ended, the United States was left in a position of global privilege, prestige and might that had no parallel in history. His political skills are without parallel in his own country, and abroad mark him as the only equal of Clinton. Its rich biodiversity, potential for new natural products and recreational value has no parallel. However, the use of gold heightening in the miniatures finds no parallel in Burne-Jones's panel paintings of the period. It's an absolutely extraordinary situation which has no parallel in any other Western democracy. The great social shift which was slowly undermining the position of the Established Church in England before 1790 had no parallel in the contemporary Caribbean. The Upanishads have no parallel in the history of thought. Some of the regulations are bizarre and have no parallel. The relief effort, involving 31 countries and regions, is without parallel. He was also anxious and imperious in equal measure, and driven to an endless activity of rewriting that has no parallel I can think of among novelists. His knowledge of English football from grassroots upwards is without parallel; ditto his track record of nurturing talent and producing consistently watchable teams. It was an industrial disaster without parallel in history. As this booklet pointed out, the position of the princes in the Indian polity ‘afforded no parallel to or analogy with any institution known in history’. Pushkin is personally present in Russian culture in a way that has no parallel, for instance, in the posthumous lives of Shakespeare, Dante, or Goethe. Synonyms counterpart, analogue, equivalent, likeness, correspondent, match, twin, duplicate, equal, coequal, mirror 1.1 A similarity or comparison. he draws a parallel between personal destiny and social forces 他把个人命运和社会影响力作了一个比较。 he points to a parallel between biological evolution and cognitive development 他指出了生物进化和认知发展的相似之处。 Example sentencesExamples Lawrence Rhodes, director of the Juilliard School's Dance Division, draws a parallel between the teaching of choreography and the teaching of dance. He draws a parallel between intrusive imagery in trauma and the unexpected visual and auditory imagery that may occur about the deceased. Would you draw a parallel between the socio-economic development of Bulgaria and Spain in the transition period between totalitarian governing and democracy? There is a similar parallel between the revolution of 1399 which dethroned Richard II and that of 1688 which ended the reign of James II. He tells of his arrival in Rome as a foreigner and his struggle to learn Latin, and then draws a parallel between his linguistic difficulties and the subject of his story, his transformation. If I were to draw a parallel between Richard Sanders' art and a literary style, it would definitely be stream of consciousness. If I have to draw a parallel between foreigners and Bulgarians, I would say that the foreigners have a better base, both as people and professionally. Science Friction also draws a parallel between the biogenetic pursuit of outward, bodily perfection and the religious pursuit of inner perfection of the soul through devotion to God and prayer. Brownell draws a parallel between food and cigarettes. For purposes of example, he draws a parallel between increase in land values and the rising earnings of a newspaper because of the growth of a community. Stephen draws a parallel between someone who would spy while pretending to be a friend, and what Matthew did to Absalom. Tacitly she suggests a parallel between the fate of Hong Kong's submitting to a socialist government with the full integration of Britain into the EU. She draws a parallel between the disenfranchised state of women and minorities in the nineteenth century and into the present. On more than one occasion, Egoyan draws a parallel between what transpired in 1915 Armenia and what happened during the Holocaust. Drawing a parallel between India and China, two of the fastest growing markets in Asia-Pacific, he said compensation levels in China were lower than India. Here, Lemon clearly draws a parallel between the rural folk traditions of China and black Southern culture in the United States. I would argue that in all three works, Clovio draws a parallel between the Roman artistic canon and religious orthodoxy. He also draws a parallel between the struggles for status among nineteenth-century black South Africans and similar movements of the twentieth century. There is a parallel between the anti-change cries of the ancient Athenian paternalists and the wails of today's ‘anti-globals’. He drew a parallel between the US city devastated by Hurricane Katrina and the island states which scientists believe are under threat unless the process is halted. Synonyms similarity, likeness, resemblance, analogy, correspondence, equivalence, correlation 2Each of the imaginary parallel circles of constant latitude on the earth's surface. （地球的）纬线；纬圈，平行圈 Example sentencesExamples On October 7, patrols of the U.S.1st Cavalry Division crossed the parallel. North and South Korea are working on projects to fully connect two sets of railways across the demilitarized zone that separates the Korean Peninsula at the 38th parallel. Canada Canada is the world's second largest country, with an area of 9971500 km 2, most of it being north of the 49th parallel of latitude and extending to the high Arctic. Central Australia was a formally separate entity from the rest of the Territory, marked by the twentieth parallel of latitude. By late 1844, London was prepared to settle the Oregon question at the 49th parallel. Eureka lies on a similar latitude to Rostov close to the 45th parallel. Synonyms grid line 3Printing Two parallel lines (‖) as a reference mark. 〔印〕平行符号（‖） verbˈpɛrəˌlɛlˈperəˌlel [with object] 1(of something extending in a line) be side by side with (something extending in a line), always keeping the same distance. 与…平行 a big concrete gutter that paralleled the road 与道路平行的一条大型水泥排水沟。 Example sentencesExamples Formal pedestrian promenades along either side are gracefully paralleled by double rows of live oak trees. One whale paralleled us for awhile, then rolled on his side and seemed to stare with his eye. Articulated vehicles must necessarily swing out and into the second lane of M50 traffic in order to execute their turn to parallel the line of traffic into which they merge. At Trafalgar, Nelson refused to parallel the enemy fleet in traditional line ahead, but crashed into the French battle line with two columns of ships led by himself and Collingwood. Although Bratwurst roughly parallels the highway, you'll not see the road from the forest. The colours of sky and landscape change gradually as we head back on another route - a road paralleling a brook and a big bald ridge. Riverside access ends at the village of Catton and we return on a back road that parallels the Swale. It looked like there was a convergence line ahead paralleling highway 33 on the west side. Access is from the road that parallels the east side of Winnemucca Dry Lake. A railroad track parallels the first base line where diesel engines thunder and fume to haul my father's commuter train to the city. About four and a half miles down this road, just as it begins to parallel the glen itself, you'll see a river. For half an hour there were no cars as we accelerated, paralleling the line of the river through fields of rich soil resized to prairie proportions. The run will parallel Lake Michigan, with the start/finish line at Randolph Street and Lake Shore Drive, a short walk from the hotels and convention center. Carlile found the road that roughly paralleled the train's route. Brett snatched the ball from Logan and ran, with Logan paralleling him on the other side of the court. 1.1 Be similar or corresponding to (something) 与…相似；与…相当 the lawlessness throughout officialdom was paralleled by an increase in lawlessness on the streets Example sentencesExamples The expansion in the growth of foreign holdings of US financial assets paralleled the dollar's rise. For unexplained reasons, the incidence of peanut allergy has risen over the past few decades in developed countries, paralleling an increase in asthma and atopic disease. It is no coincidence that growth in the repo market has paralleled interest rate derivatives that has followed mortgage debt growth. In particular, I argue that the mirrored characters parallel the structure of folk and fairy tales in their subversive potential. Ironically, the history of hair removal in Western cultures has closely paralleled a rise in concern over hair loss. These results parallel those of the correlation data presented in Table 5 but may differ slightly due to the reduced sample size. As quite a few theorists about conspiracy theory have pointed out, the rise of conspiracy theories parallels the rise of the internet. A careful examination of the Deuteronomic history suggests that historical echoes parallel the textual. A variety of companies are now making personal-care products based on more natural, and often organic, ingredients, paralleling the rise of the natural foods movement. Auto exhaust gases fit the timeline, and their increasing amounts parallel the worldwide rise in coronary heart disease. Their popularity paralleled the rise and fall of press freedom. This rise in discharge rate with hypercapnia paralleled the rise in iEMG activity. The French army's rise paralleled that of the state it served. Across major phylogenetic comparisons, the evolution of Hox clusters generally parallels the evolution of axial complexity. He relied on the theory of correspondences to explain how gains in the material sphere might parallel those in the celestial. Throughout history, the rise of the nonprofit sector has paralleled the rise of democratic societies. In addition, the severity of the tumor growth appeared to follow a continuum paralleling the loss of the protein. Eminem's rise paralleled the rise of modern hip-hop as America's dominant musical form. Figures show an increase in the number of reported anti-gay attacks, which parallels a similar rise in racist assaults over the last two years. This dramatic rise in cases of asthma in the Caribbean parallels the increase in dust flux from Africa to Barbados and Miami. Synonyms resemble, be similar to, be like, bear a resemblance to equal, match, rival, emulate, touch Phrases in parallel 1Occurring at the same time and having some connection. 并列的；相关的且同时发生的 Example sentencesExamples Mass media and popular culture developed in parallel to the Jazz Age in the West. There are a number of special insights developed in parallel to the main analysis. In the examples so far discussed, the analysis of a word into its component morphemes takes place in parallel at the phonological and the semantic levels. It can more easily afford to develop next-generation plant in parallel with older lines. Thus, it seems that an altered respiratory function develops in parallel with duration of cold exposure. 1.1(of electrical components or circuits) connected to common points at each end; not in series. 并联的。SERIES 的反义词 Example sentencesExamples We wired a small electric light in parallel with the circuit to the engine heater. Two deep-cycle batteries connected in parallel were used to supply power to the data logger and a total of eight gauges. Most of the circuits were in parallel, so one tube flickering caused the others in that circuit to pulse in antiphase. Three thermocouples were connected in parallel to give a mean output. Here, though, the turbochargers work in series rather than in parallel: a small one close to the engine, a bigger one downstream. Origin Mid 16th century: from French parallèle, via Latin from Greek parallēlos, from para- ‘alongside’ + allēlos ‘one another’. adj.1 phr.
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