the·o·ry

noun

OPAL WOPAL S

/ˈθɪəri/

/ˈθiːəri/, /ˈθɪri/

(plural theories)

Idioms

[countable, uncountable] a formal set of ideas that is intended to explain why something happens or exists学说；论；说
- theory of something the theory of evolution/relativity进化论；相对论
- scientific/economic theory科学／经济理论
- The theories were tested on a sample of the population.这些理论在人口样本中进行了检验。
- theory about something He developed a new theory about the cause of stomach ulcers. 关于胃溃疡的成因他提出了一个新的理论。
- theory on something theories on human behaviour人类行为理论
- theory behind something She has written a book explaining the theory behind her art.她写了一本书解释她的艺术背后的理论。
- according to a theory According to the theory of relativity, nothing can travel faster than light.根据相对论，任何东西都无法超越光速。
Collocations Scientific research
Scientific researchTheory
- formulate/advance a theory/hypothesis
- build/construct/create/develop a simple/theoretical/mathematical model
- develop/establish/provide/use a theoretical/conceptual framework
- advance/argue/develop the thesis that…
- explore an idea/a concept/a hypothesis
- make a prediction/an inference
- base a prediction/your calculations on something
- investigate/evaluate/accept/challenge/reject a theory/hypothesis/model
Experiment
- design an experiment/a questionnaire/a study/a test
- do research/an experiment/an analysis
- make observations/measurements/calculations
- carry out/conduct/perform an experiment/a test/a longitudinal study/observations/clinical trials
- run an experiment/a simulation/clinical trials
- repeat an experiment/a test/an analysis
- replicate a study/the results/the findings
- observe/study/examine/investigate/assess a pattern/a process/a behaviour
- fund/support the research/project/study
- seek/provide/get/secure funding for research
Results
- collect/gather/extract data/information
- yield data/evidence/similar findings/the same results
- analyse/examine the data/soil samples/a specimen
- consider/compare/interpret the results/findings
- fit the data/model
- confirm/support/verify a prediction/a hypothesis/the results/the findings
- prove a conjecture/hypothesis/theorem
- draw/make/reach the same conclusions
- read/review the records/literature
- describe/report an experiment/a study
- present/publish/summarize the results/findings
- present/publish/read/review/cite a paper in a scientific journal
see also atomic theory, binding theory, catastrophe theory, chaos theory, critical theory, decision theory, game theory, government and binding theory, grand unified theory, information theory, quantum theory
Extra Examples
- The debate is centred around two conflicting theories.争论围绕着两种相互冲突的理论。
- Current feminist theory consists of several different trends.当前的女权主义理论有好几种不同的走向。
- His comments are just abstract theory and show little understanding of the realities of the situation.他的意见只是抽象的理论，对实际情况几乎毫无了解。
- the dominant strand of postmodern theory后现代理论的主流
- the existence of a grand unified theory that determines everything in the universe决定宇宙一切事物的大一统理论的存在
- Further experiments seemed to confirm this theory.进一步的实验似乎证实了这一理论。
- He wrote a number of books on political theory.他撰写了几本政治理论方面的书。
- It is a theory that cannot be proved or disproved.这是一个无法被证明或反驳的理论。
- Marx's theories of history raise one or two major questions.马克思的历史理论提出了一两个主要问题。
- The theory was first advanced back in the 16th century.该理论最早于 16 世纪提出。
- This is all theory so far…you'll need to back it up with facts.到目前为止，这都是推测，你需要用事实来印证。
Topics Scientific researchb1
Oxford Collocations Dictionary
adjective
- complete
- unified
- general
- …
… of theories
- set
verb + theory
- have
- hold
- advance
- …
theory + verb
- hold something
- suggest something
- explain something
- …
preposition
- in theory
- theory about
phrases
- put (the) theory into practice
- theory and practice
[uncountable] the principles on which a particular subject is based理论；原理；原则
- the theory and practice of language teaching语言教学理论与实践
- This is your chance to put theory into practice .这是您将理论付诸实践的机会。
- literary theory文学理论
Oxford Collocations Dictionary
adjective
- complete
- unified
- general
- …
… of theories
- set
verb + theory
- have
- hold
- advance
- …
theory + verb
- hold something
- suggest something
- explain something
- …
preposition
- in theory
- theory about
phrases
- put (the) theory into practice
- theory and practice
[countable] an opinion or idea that somebody believes is true but that is not proved（未证明的）意见；看法；推测
- theory about something Theories abound (= people have lots of different ideas) about what happened.关于发生了什么事众说纷纭。
- theory on something Here's my theory on how the story's going to end.这是我对故事将如何结束的理论。
- theory that… I don't subscribe to the theory that all Hollywood audiences want a happy ending.我不赞成所有好莱坞观众都希望结局圆满这一说法。
- Police are working on the theory that the murderer was known to the family.警方的工作基于一种猜测，即凶手是那家人的熟人。
see also conspiracy theory
Extra Examples
- I have this theory that most people prefer being at work to being at home.我有这样的理论：大多数人更喜欢工作而不是在家。
- He has a theory about why dogs walk in circles before going to sleep.他有一种理论解释狗在睡觉之前为什么要走几圈儿。
- If the theory is correct, any child can be taught to be a musical genius.如果这个理论是正确的，任何孩子都可以被训练成音乐天才。
- a conspiracy theory about the princess's death关于王妃之死的阴谋论
- One of her pet theories is that people who restrict their calorie intake live longer.她中意的论调之一就是限制热量摄入的人更长命。
- She doesn't agree with the theory that rich people work harder than poor people.她不同意富人比穷人工作更努力的理论。
Topics Opinion and argumentb1
Oxford Collocations Dictionary
adjective
- complete
- unified
- general
- …
… of theories
- set
verb + theory
- have
- hold
- advance
- …
theory + verb
- hold something
- suggest something
- explain something
- …
preposition
- in theory
- theory about
phrases
- put (the) theory into practice
- theory and practice

Word Originlate 16th cent. (denoting a mental scheme of something to be done): via late Latin from Greek theōria ‘contemplation, speculation’, from theōros ‘spectator’.

Idioms

in theory

used to say that a particular statement is supposed to be true but may in fact be wrong理论上；按理说
- In theory, these machines should last for ten years or more.从理论上讲，这些机器应能用十年以上。
- That sounds fine in theory, but have you really thought it through?这话听起来很有道理，但是你真正全面考虑过没有？
- ‘Aren’t you supposed to be retired?’ ‘Yes, in theory.’“你不是应该退休吗？”“是的，理论上是这样。”
- In theory, all children get an equal chance at school.从理论上讲，所有孩子在学校都能获得平等的机会。

单词	theory
释义	the·o·ry noun OPAL WOPAL S /ˈθɪəri/ /ˈθiːəri/, /ˈθɪri/ (plural theories) Idioms [countable, uncountable] a formal set of ideas that is intended to explain why something happens or exists学说；论；说 theory of something the theory of evolution/relativity进化论；相对论 scientific/economic theory科学／经济理论 The theories were tested on a sample of the population.这些理论在人口样本中进行了检验。 theory about something He developed a new theory about the cause of stomach ulcers. 关于胃溃疡的成因他提出了一个新的理论。 theory on something theories on human behaviour人类行为理论 theory behind something She has written a book explaining the theory behind her art.她写了一本书解释她的艺术背后的理论。 according to a theory According to the theory of relativity, nothing can travel faster than light.根据相对论，任何东西都无法超越光速。 Collocations Scientific researchScientific researchTheory formulate/advance a theory/hypothesis build/construct/create/develop a simple/theoretical/mathematical model develop/establish/provide/use a theoretical/conceptual framework advance/argue/develop the thesis that… explore an idea/a concept/a hypothesis make a prediction/an inference base a prediction/your calculations on something investigate/evaluate/accept/challenge/reject a theory/hypothesis/model Experiment design an experiment/a questionnaire/a study/a test do research/an experiment/an analysis make observations/measurements/calculations carry out/conduct/perform an experiment/a test/a longitudinal study/observations/clinical trials run an experiment/a simulation/clinical trials repeat an experiment/a test/an analysis replicate a study/the results/the findings observe/study/examine/investigate/assess a pattern/a process/a behaviour fund/support the research/project/study seek/provide/get/secure funding for research Results collect/gather/extract data/information yield data/evidence/similar findings/the same results analyse/examine the data/soil samples/a specimen consider/compare/interpret the results/findings fit the data/model confirm/support/verify a prediction/a hypothesis/the results/the findings prove a conjecture/hypothesis/theorem draw/make/reach the same conclusions read/review the records/literature describe/report an experiment/a study present/publish/summarize the results/findings present/publish/read/review/cite a paper in a scientific journal see also atomic theory, binding theory, catastrophe theory, chaos theory, critical theory, decision theory, game theory, government and binding theory, grand unified theory, information theory, quantum theory Extra Examples The debate is centred around two conflicting theories.争论围绕着两种相互冲突的理论。 Current feminist theory consists of several different trends.当前的女权主义理论有好几种不同的走向。 His comments are just abstract theory and show little understanding of the realities of the situation.他的意见只是抽象的理论，对实际情况几乎毫无了解。 the dominant strand of postmodern theory后现代理论的主流 the existence of a grand unified theory that determines everything in the universe决定宇宙一切事物的大一统理论的存在 Further experiments seemed to confirm this theory.进一步的实验似乎证实了这一理论。 He wrote a number of books on political theory.他撰写了几本政治理论方面的书。 It is a theory that cannot be proved or disproved.这是一个无法被证明或反驳的理论。 Marx's theories of history raise one or two major questions.马克思的历史理论提出了一两个主要问题。 The theory was first advanced back in the 16th century.该理论最早于 16 世纪提出。 This is all theory so far…you'll need to back it up with facts.到目前为止，这都是推测，你需要用事实来印证。 Topics Scientific researchb1 Oxford Collocations Dictionaryadjective complete unified general … … of theories set verb + theory have hold advance … theory + verb hold something suggest something explain something … preposition in theory theory about phrases put (the) theory into practice theory and practice [uncountable] the principles on which a particular subject is based理论；原理；原则 the theory and practice of language teaching语言教学理论与实践 This is your chance to put theory into practice .这是您将理论付诸实践的机会。 literary theory文学理论 Oxford Collocations Dictionaryadjective complete unified general … … of theories set verb + theory have hold advance … theory + verb hold something suggest something explain something … preposition in theory theory about phrases put (the) theory into practice theory and practice [countable] an opinion or idea that somebody believes is true but that is not proved（未证明的）意见；看法；推测 theory about something Theories abound (= people have lots of different ideas) about what happened.关于发生了什么事众说纷纭。 theory on something Here's my theory on how the story's going to end.这是我对故事将如何结束的理论。 theory that… I don't subscribe to the theory that all Hollywood audiences want a happy ending.我不赞成所有好莱坞观众都希望结局圆满这一说法。 Police are working on the theory that the murderer was known to the family.警方的工作基于一种猜测，即凶手是那家人的熟人。 see also conspiracy theory Extra Examples I have this theory that most people prefer being at work to being at home.我有这样的理论：大多数人更喜欢工作而不是在家。 He has a theory about why dogs walk in circles before going to sleep.他有一种理论解释狗在睡觉之前为什么要走几圈儿。 If the theory is correct, any child can be taught to be a musical genius.如果这个理论是正确的，任何孩子都可以被训练成音乐天才。 a conspiracy theory about the princess's death关于王妃之死的阴谋论 One of her pet theories is that people who restrict their calorie intake live longer.她中意的论调之一就是限制热量摄入的人更长命。 She doesn't agree with the theory that rich people work harder than poor people.她不同意富人比穷人工作更努力的理论。 Topics Opinion and argumentb1 Oxford Collocations Dictionaryadjective complete unified general … … of theories set verb + theory have hold advance … theory + verb hold something suggest something explain something … preposition in theory theory about phrases put (the) theory into practice theory and practice Word Originlate 16th cent. (denoting a mental scheme of something to be done): via late Latin from Greek theōria ‘contemplation, speculation’, from theōros ‘spectator’. Idioms in theory used to say that a particular statement is supposed to be true but may in fact be wrong理论上；按理说 In theory, these machines should last for ten years or more.从理论上讲，这些机器应能用十年以上。 That sounds fine in theory, but have you really thought it through?这话听起来很有道理，但是你真正全面考虑过没有？ ‘Aren’t you supposed to be retired?’ ‘Yes, in theory.’“你不是应该退休吗？”“是的，理论上是这样。” In theory, all children get an equal chance at school.从理论上讲，所有孩子在学校都能获得平等的机会。
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