Definition of cleavage in English:

cleavage

noun ˈkliːvɪdʒˈklivɪdʒ

1A sharp division; a split.
劈开；分裂
the old cleavage between the forces of the right and left
Example sentencesExamples
- This distinction cuts across other cleavages between administrator, educator and student.
- The social cleavages and distinctions did not hinder its dissemination.
- The other is the re-emergence of the old cleavages of rich and poor.
- Over the next decade, political and generational cleavages deepened, facilitated by the security services.
- The break goes beyond the ethnic and religious cleavages.
- The political forces that favoured modernization were themselves divided by the old cleavage of religion.
- Income, too, can also be a source of internal class cleavages.
- Class, education, and income disparities, as well as regional, community size and gender differences mark off central cleavages between the two groups.
- As a result both the place of religion in our country not only became a central issue, but also generated profound and enduring cleavages.
- The division between the new middle class and the old middle class is a critical factor in creating social cleavages that foster particular kinds of religious affiliation.
- It is a function of that same openness that no sharp cleavages can be sighted between the traditional and the modern in India.
- Taken as a whole, the project creates a progression of refractions, a series of cleavages that structure the contraction of the landscape.
- Although there has clearly been an electoral re-alignment away from the traditional class cleavages, this has not given way to a stark cultural divide.
- They establish these statutes as establishing a sharp cleavage between drunkenness and nondrunkenness.
- A sharp cleavage between secular and religious models of society emerged.
- Of course, these commonalities were fragmented with cleavages along the now-familiar lines of class, gender, and nationality.
- Since the 1950s music has developed into one of the most important means of social distinction, symbolizing the cleavage between young people and adults.
- And what we need to sort out now is our differences and these profound cleavages that have effected us in this society.
- There was not this sharp consciousness of the cleavages and different realities in our social existence long ago as that which is so evident today.
- To existing social splits were added inter-working class cleavages which were all too apparent by November 1916.
Synonyms
breaking, breakage, cracking, rupture, shattering, fragmentation, splintering, splitting, separation, bursting, disintegration
1. 1.1Biology mass noun Cell division, especially of a fertilized egg cell.
  〔生〕细胞分裂（尤指受精卵细胞分裂），卵裂
  the cell undergoes cleavage and segmentation and develops into a blastula
  count noun all the cells divide synchronously for the first 12 cleavages
  Example sentencesExamples
  The cells deriving from cleavage divisions are often called blastomeres.
  One important difference involves the cleavage patterns; the division of cells in the early embryo.
  For a successful division to take place the cell has to determine the location, where to separate, and the point of time to start cell cleavage.
  The transparent, 100-m-diameter oocyte is fertilized and undergoes rapid mitotic cleavage cycles.
  In most cell types DNA cleavage occurs after irreversible activation of endonucleases.
2. 1.2mass noun The splitting of rocks or crystals in a preferred plane or direction.
  （岩石、晶体的）解理，劈理
  true slates split easily along a plane of cleavage
  Example sentencesExamples
  All minerals posses specific physical properties such as color, luster, crystal form, cleavage, fracture, hardness, and specific gravity.
  Thus, the crystals have cleavage planes for the necessary migration aptitude.
  Fold limbs are upward facing with respect to cleavage, and beds intruded by the studied granitoid rocks are not overturned.
  These inclusions were found within the cleavage planes of the crystal structure of the biotites.
  Where possible, flawed sections are removed and larger crystals cut into smaller pieces with minimal wastage by splitting the crystal along natural cleavage planes.
  The first phenomenon was observed in cleavage sections by David Brewster in 1819.
  These have a good slaty cleavage in pelitic rocks and a well-developed crenulation cleavage in places.
  Unfortunately, both stones are extensively flawed with fractures, visible cleavage, and visible mineral inclusions.
  Diamonds have cleavage planes in four directions, making them highly susceptible to shattering when struck by a hard blow.
  We used the cleavage plane of mica crystals as a model substrate in this work.
  Thus, properties such as malleability, a high degree of hardness, poor cleavage, and chemical inertness are favorable.
  If these photons are reflected back into the junction, by a cleavage plane in the crystal, for example, a standing wave can be established.
  Discoveries expanded from good mineral specimens to include true gem material, transparent crystals, and cleavage fragments of fine red color.
  This cleavage is roughly parallel to the axial plane of the folds described previously and has a reverse-fan disposition.
  A few faces at unusual angles were noted, but these appear to be cleavage planes.
  This is because this mineral was always observed as fine-grained inclusions parallel to the cleavage of biotite crystals.
  It has indistinct cleavage and an uneven fracture and is sectile.
  Their associated cleavage can be traced directly across the unconformity.
  Many, if not most, of these are cleavage cracks, but it is important to understand that fractures and cleavages are not the same thing.
  The mean cleavage plane exhibits a small amount of apparent clockwise transection.
2The hollow between a woman's breasts when supported, especially as exposed by a low-cut garment.
（尤指妇女穿低胸衣物露出的）乳沟
Holly and Bridget checked their cleavages and rearranged their hair
mass noun she wore a dress that exposed an inch or two of cleavage
Example sentencesExamples
- You can distinguish the female of the species by her exposed cleavage and teetering walk.
- A lab assistant comes up to us, the top of her labcoat open and generous cleavage and breasts are in danger of falling out.
- Laura's hand was on her chest, pushing her already low, revealing shirt even lower, exposing more cleavage.
- Carrie was wearing a denim skirt and another v-neck that exposed her cleavage.
- The bodice was low cut and showed cleavage as it scooped.
- It can be large or small, with a pronounced cleavage or with the breasts entirely separated.
- The dress is very low cut, revealing much cleavage and accentuating her breasts.
- It was mostly dark red taffeta, the gown; but the low cut, cleavage showing bodice was over laid in thin, black, netting like lace and the skirt was trimmed with a black gauze sash.
- Above the bead, a slim belt of baggy creases circled her round beneath her bosom and her cleavage was covered modestly.
- Her tight pants hugged her hips while her button down shirt exposed too much cleavage.
- Lorraine leaned into Jay's open window, purposely revealing a great deal of her cleavage.
- Her top was extremely low cut with her cleavage barely staying in.
- I made my way over to him, but my way was blocked by a young woman with a low-cut top that revealed a large portion of her cleavage.
- ‘Guess the strap from my bag pulled it open,’ she improvises, moving quickly to fasten her shirt and cover up her exposed cleavage.
- She leaned over the counter, pushing her breasts together to form a cleavage line on her chest.
- With a quick nod, I walked out, grabbing a random scarf off the rack to cover my exposed cleavage.
- Her towel was around her chest, but exposing her cut and her cleavage.
- It was cut in a boat-neck style in the front, not revealing too much cleavage but exposing plenty of skin and her collar bone.
- If they say that we cannot expose a women's cleavage, then women's beach volleyball should not be allowed.
- She wears glittery low-cut tops and doesn't mind showing off her ample cleavage.

Definition of cleavage in US English:

cleavage

nounˈklivɪdʒˈklēvij

1A sharp division; a split.
劈开；分裂
a system dominated by the class cleavage
由阶级分裂主导的制度。
Example sentencesExamples
- Since the 1950s music has developed into one of the most important means of social distinction, symbolizing the cleavage between young people and adults.
- There was not this sharp consciousness of the cleavages and different realities in our social existence long ago as that which is so evident today.
- It is a function of that same openness that no sharp cleavages can be sighted between the traditional and the modern in India.
- Class, education, and income disparities, as well as regional, community size and gender differences mark off central cleavages between the two groups.
- Taken as a whole, the project creates a progression of refractions, a series of cleavages that structure the contraction of the landscape.
- And what we need to sort out now is our differences and these profound cleavages that have effected us in this society.
- As a result both the place of religion in our country not only became a central issue, but also generated profound and enduring cleavages.
- They establish these statutes as establishing a sharp cleavage between drunkenness and nondrunkenness.
- Of course, these commonalities were fragmented with cleavages along the now-familiar lines of class, gender, and nationality.
- Over the next decade, political and generational cleavages deepened, facilitated by the security services.
- The social cleavages and distinctions did not hinder its dissemination.
- The other is the re-emergence of the old cleavages of rich and poor.
- The division between the new middle class and the old middle class is a critical factor in creating social cleavages that foster particular kinds of religious affiliation.
- The political forces that favoured modernization were themselves divided by the old cleavage of religion.
- Although there has clearly been an electoral re-alignment away from the traditional class cleavages, this has not given way to a stark cultural divide.
- To existing social splits were added inter-working class cleavages which were all too apparent by November 1916.
- The break goes beyond the ethnic and religious cleavages.
- A sharp cleavage between secular and religious models of society emerged.
- Income, too, can also be a source of internal class cleavages.
- This distinction cuts across other cleavages between administrator, educator and student.
Synonyms
breaking, breakage, cracking, rupture, shattering, fragmentation, splintering, splitting, separation, bursting, disintegration
1. 1.1 The hollow between a woman's breasts when supported, especially as exposed by a low-cut garment.
  （尤指妇女穿低胸衣物露出的）乳沟
  Example sentencesExamples
  Carrie was wearing a denim skirt and another v-neck that exposed her cleavage.
  It was mostly dark red taffeta, the gown; but the low cut, cleavage showing bodice was over laid in thin, black, netting like lace and the skirt was trimmed with a black gauze sash.
  With a quick nod, I walked out, grabbing a random scarf off the rack to cover my exposed cleavage.
  ‘Guess the strap from my bag pulled it open,’ she improvises, moving quickly to fasten her shirt and cover up her exposed cleavage.
  Lorraine leaned into Jay's open window, purposely revealing a great deal of her cleavage.
  She wears glittery low-cut tops and doesn't mind showing off her ample cleavage.
  It was cut in a boat-neck style in the front, not revealing too much cleavage but exposing plenty of skin and her collar bone.
  She leaned over the counter, pushing her breasts together to form a cleavage line on her chest.
  Her towel was around her chest, but exposing her cut and her cleavage.
  Her tight pants hugged her hips while her button down shirt exposed too much cleavage.
  I made my way over to him, but my way was blocked by a young woman with a low-cut top that revealed a large portion of her cleavage.
  It can be large or small, with a pronounced cleavage or with the breasts entirely separated.
  You can distinguish the female of the species by her exposed cleavage and teetering walk.
  Above the bead, a slim belt of baggy creases circled her round beneath her bosom and her cleavage was covered modestly.
  Laura's hand was on her chest, pushing her already low, revealing shirt even lower, exposing more cleavage.
  A lab assistant comes up to us, the top of her labcoat open and generous cleavage and breasts are in danger of falling out.
  If they say that we cannot expose a women's cleavage, then women's beach volleyball should not be allowed.
  The bodice was low cut and showed cleavage as it scooped.
  The dress is very low cut, revealing much cleavage and accentuating her breasts.
  Her top was extremely low cut with her cleavage barely staying in.
2. 1.2Biology Cell division, especially of a fertilized egg cell.
  〔生〕细胞分裂（尤指受精卵细胞分裂），卵裂
  Example sentencesExamples
  The transparent, 100-m-diameter oocyte is fertilized and undergoes rapid mitotic cleavage cycles.
  For a successful division to take place the cell has to determine the location, where to separate, and the point of time to start cell cleavage.
  In most cell types DNA cleavage occurs after irreversible activation of endonucleases.
  The cells deriving from cleavage divisions are often called blastomeres.
  One important difference involves the cleavage patterns; the division of cells in the early embryo.
3. 1.3 The splitting of rocks or crystals in a preferred plane or direction.
  （岩石、晶体的）解理，劈理
  Example sentencesExamples
  This is because this mineral was always observed as fine-grained inclusions parallel to the cleavage of biotite crystals.
  Their associated cleavage can be traced directly across the unconformity.
  These have a good slaty cleavage in pelitic rocks and a well-developed crenulation cleavage in places.
  It has indistinct cleavage and an uneven fracture and is sectile.
  A few faces at unusual angles were noted, but these appear to be cleavage planes.
  Where possible, flawed sections are removed and larger crystals cut into smaller pieces with minimal wastage by splitting the crystal along natural cleavage planes.
  If these photons are reflected back into the junction, by a cleavage plane in the crystal, for example, a standing wave can be established.
  We used the cleavage plane of mica crystals as a model substrate in this work.
  Thus, the crystals have cleavage planes for the necessary migration aptitude.
  Discoveries expanded from good mineral specimens to include true gem material, transparent crystals, and cleavage fragments of fine red color.
  All minerals posses specific physical properties such as color, luster, crystal form, cleavage, fracture, hardness, and specific gravity.
  The first phenomenon was observed in cleavage sections by David Brewster in 1819.
  Many, if not most, of these are cleavage cracks, but it is important to understand that fractures and cleavages are not the same thing.
  These inclusions were found within the cleavage planes of the crystal structure of the biotites.
  The mean cleavage plane exhibits a small amount of apparent clockwise transection.
  Fold limbs are upward facing with respect to cleavage, and beds intruded by the studied granitoid rocks are not overturned.
  Thus, properties such as malleability, a high degree of hardness, poor cleavage, and chemical inertness are favorable.
  Diamonds have cleavage planes in four directions, making them highly susceptible to shattering when struck by a hard blow.
  Unfortunately, both stones are extensively flawed with fractures, visible cleavage, and visible mineral inclusions.
  This cleavage is roughly parallel to the axial plane of the folds described previously and has a reverse-fan disposition.

单词	cleavage
释义	Definition of cleavage in English: cleavage noun ˈkliːvɪdʒˈklivɪdʒ 1A sharp division; a split. 劈开；分裂 the old cleavage between the forces of the right and left Example sentencesExamples This distinction cuts across other cleavages between administrator, educator and student. The social cleavages and distinctions did not hinder its dissemination. The other is the re-emergence of the old cleavages of rich and poor. Over the next decade, political and generational cleavages deepened, facilitated by the security services. The break goes beyond the ethnic and religious cleavages. The political forces that favoured modernization were themselves divided by the old cleavage of religion. Income, too, can also be a source of internal class cleavages. Class, education, and income disparities, as well as regional, community size and gender differences mark off central cleavages between the two groups. As a result both the place of religion in our country not only became a central issue, but also generated profound and enduring cleavages. The division between the new middle class and the old middle class is a critical factor in creating social cleavages that foster particular kinds of religious affiliation. It is a function of that same openness that no sharp cleavages can be sighted between the traditional and the modern in India. Taken as a whole, the project creates a progression of refractions, a series of cleavages that structure the contraction of the landscape. Although there has clearly been an electoral re-alignment away from the traditional class cleavages, this has not given way to a stark cultural divide. They establish these statutes as establishing a sharp cleavage between drunkenness and nondrunkenness. A sharp cleavage between secular and religious models of society emerged. Of course, these commonalities were fragmented with cleavages along the now-familiar lines of class, gender, and nationality. Since the 1950s music has developed into one of the most important means of social distinction, symbolizing the cleavage between young people and adults. And what we need to sort out now is our differences and these profound cleavages that have effected us in this society. There was not this sharp consciousness of the cleavages and different realities in our social existence long ago as that which is so evident today. To existing social splits were added inter-working class cleavages which were all too apparent by November 1916. Synonyms breaking, breakage, cracking, rupture, shattering, fragmentation, splintering, splitting, separation, bursting, disintegration 1.1Biology mass noun Cell division, especially of a fertilized egg cell. 〔生〕细胞分裂（尤指受精卵细胞分裂），卵裂 the cell undergoes cleavage and segmentation and develops into a blastula count noun all the cells divide synchronously for the first 12 cleavages Example sentencesExamples The cells deriving from cleavage divisions are often called blastomeres. One important difference involves the cleavage patterns; the division of cells in the early embryo. For a successful division to take place the cell has to determine the location, where to separate, and the point of time to start cell cleavage. The transparent, 100-m-diameter oocyte is fertilized and undergoes rapid mitotic cleavage cycles. In most cell types DNA cleavage occurs after irreversible activation of endonucleases. 1.2mass noun The splitting of rocks or crystals in a preferred plane or direction. （岩石、晶体的）解理，劈理 true slates split easily along a plane of cleavage Example sentencesExamples All minerals posses specific physical properties such as color, luster, crystal form, cleavage, fracture, hardness, and specific gravity. Thus, the crystals have cleavage planes for the necessary migration aptitude. Fold limbs are upward facing with respect to cleavage, and beds intruded by the studied granitoid rocks are not overturned. These inclusions were found within the cleavage planes of the crystal structure of the biotites. Where possible, flawed sections are removed and larger crystals cut into smaller pieces with minimal wastage by splitting the crystal along natural cleavage planes. The first phenomenon was observed in cleavage sections by David Brewster in 1819. These have a good slaty cleavage in pelitic rocks and a well-developed crenulation cleavage in places. Unfortunately, both stones are extensively flawed with fractures, visible cleavage, and visible mineral inclusions. Diamonds have cleavage planes in four directions, making them highly susceptible to shattering when struck by a hard blow. We used the cleavage plane of mica crystals as a model substrate in this work. Thus, properties such as malleability, a high degree of hardness, poor cleavage, and chemical inertness are favorable. If these photons are reflected back into the junction, by a cleavage plane in the crystal, for example, a standing wave can be established. Discoveries expanded from good mineral specimens to include true gem material, transparent crystals, and cleavage fragments of fine red color. This cleavage is roughly parallel to the axial plane of the folds described previously and has a reverse-fan disposition. A few faces at unusual angles were noted, but these appear to be cleavage planes. This is because this mineral was always observed as fine-grained inclusions parallel to the cleavage of biotite crystals. It has indistinct cleavage and an uneven fracture and is sectile. Their associated cleavage can be traced directly across the unconformity. Many, if not most, of these are cleavage cracks, but it is important to understand that fractures and cleavages are not the same thing. The mean cleavage plane exhibits a small amount of apparent clockwise transection. 2The hollow between a woman's breasts when supported, especially as exposed by a low-cut garment. （尤指妇女穿低胸衣物露出的）乳沟 Holly and Bridget checked their cleavages and rearranged their hair mass noun she wore a dress that exposed an inch or two of cleavage Example sentencesExamples You can distinguish the female of the species by her exposed cleavage and teetering walk. A lab assistant comes up to us, the top of her labcoat open and generous cleavage and breasts are in danger of falling out. Laura's hand was on her chest, pushing her already low, revealing shirt even lower, exposing more cleavage. Carrie was wearing a denim skirt and another v-neck that exposed her cleavage. The bodice was low cut and showed cleavage as it scooped. It can be large or small, with a pronounced cleavage or with the breasts entirely separated. The dress is very low cut, revealing much cleavage and accentuating her breasts. It was mostly dark red taffeta, the gown; but the low cut, cleavage showing bodice was over laid in thin, black, netting like lace and the skirt was trimmed with a black gauze sash. Above the bead, a slim belt of baggy creases circled her round beneath her bosom and her cleavage was covered modestly. Her tight pants hugged her hips while her button down shirt exposed too much cleavage. Lorraine leaned into Jay's open window, purposely revealing a great deal of her cleavage. Her top was extremely low cut with her cleavage barely staying in. I made my way over to him, but my way was blocked by a young woman with a low-cut top that revealed a large portion of her cleavage. ‘Guess the strap from my bag pulled it open,’ she improvises, moving quickly to fasten her shirt and cover up her exposed cleavage. She leaned over the counter, pushing her breasts together to form a cleavage line on her chest. With a quick nod, I walked out, grabbing a random scarf off the rack to cover my exposed cleavage. Her towel was around her chest, but exposing her cut and her cleavage. It was cut in a boat-neck style in the front, not revealing too much cleavage but exposing plenty of skin and her collar bone. If they say that we cannot expose a women's cleavage, then women's beach volleyball should not be allowed. She wears glittery low-cut tops and doesn't mind showing off her ample cleavage. Definition of cleavage in US English: cleavage nounˈklivɪdʒˈklēvij 1A sharp division; a split. 劈开；分裂 a system dominated by the class cleavage 由阶级分裂主导的制度。 Example sentencesExamples Since the 1950s music has developed into one of the most important means of social distinction, symbolizing the cleavage between young people and adults. There was not this sharp consciousness of the cleavages and different realities in our social existence long ago as that which is so evident today. It is a function of that same openness that no sharp cleavages can be sighted between the traditional and the modern in India. Class, education, and income disparities, as well as regional, community size and gender differences mark off central cleavages between the two groups. Taken as a whole, the project creates a progression of refractions, a series of cleavages that structure the contraction of the landscape. And what we need to sort out now is our differences and these profound cleavages that have effected us in this society. As a result both the place of religion in our country not only became a central issue, but also generated profound and enduring cleavages. They establish these statutes as establishing a sharp cleavage between drunkenness and nondrunkenness. Of course, these commonalities were fragmented with cleavages along the now-familiar lines of class, gender, and nationality. Over the next decade, political and generational cleavages deepened, facilitated by the security services. The social cleavages and distinctions did not hinder its dissemination. The other is the re-emergence of the old cleavages of rich and poor. The division between the new middle class and the old middle class is a critical factor in creating social cleavages that foster particular kinds of religious affiliation. The political forces that favoured modernization were themselves divided by the old cleavage of religion. Although there has clearly been an electoral re-alignment away from the traditional class cleavages, this has not given way to a stark cultural divide. To existing social splits were added inter-working class cleavages which were all too apparent by November 1916. The break goes beyond the ethnic and religious cleavages. A sharp cleavage between secular and religious models of society emerged. Income, too, can also be a source of internal class cleavages. This distinction cuts across other cleavages between administrator, educator and student. Synonyms breaking, breakage, cracking, rupture, shattering, fragmentation, splintering, splitting, separation, bursting, disintegration 1.1 The hollow between a woman's breasts when supported, especially as exposed by a low-cut garment. （尤指妇女穿低胸衣物露出的）乳沟 Example sentencesExamples Carrie was wearing a denim skirt and another v-neck that exposed her cleavage. It was mostly dark red taffeta, the gown; but the low cut, cleavage showing bodice was over laid in thin, black, netting like lace and the skirt was trimmed with a black gauze sash. With a quick nod, I walked out, grabbing a random scarf off the rack to cover my exposed cleavage. ‘Guess the strap from my bag pulled it open,’ she improvises, moving quickly to fasten her shirt and cover up her exposed cleavage. Lorraine leaned into Jay's open window, purposely revealing a great deal of her cleavage. She wears glittery low-cut tops and doesn't mind showing off her ample cleavage. It was cut in a boat-neck style in the front, not revealing too much cleavage but exposing plenty of skin and her collar bone. She leaned over the counter, pushing her breasts together to form a cleavage line on her chest. Her towel was around her chest, but exposing her cut and her cleavage. Her tight pants hugged her hips while her button down shirt exposed too much cleavage. I made my way over to him, but my way was blocked by a young woman with a low-cut top that revealed a large portion of her cleavage. It can be large or small, with a pronounced cleavage or with the breasts entirely separated. You can distinguish the female of the species by her exposed cleavage and teetering walk. Above the bead, a slim belt of baggy creases circled her round beneath her bosom and her cleavage was covered modestly. Laura's hand was on her chest, pushing her already low, revealing shirt even lower, exposing more cleavage. A lab assistant comes up to us, the top of her labcoat open and generous cleavage and breasts are in danger of falling out. If they say that we cannot expose a women's cleavage, then women's beach volleyball should not be allowed. The bodice was low cut and showed cleavage as it scooped. The dress is very low cut, revealing much cleavage and accentuating her breasts. Her top was extremely low cut with her cleavage barely staying in. 1.2Biology Cell division, especially of a fertilized egg cell. 〔生〕细胞分裂（尤指受精卵细胞分裂），卵裂 Example sentencesExamples The transparent, 100-m-diameter oocyte is fertilized and undergoes rapid mitotic cleavage cycles. For a successful division to take place the cell has to determine the location, where to separate, and the point of time to start cell cleavage. In most cell types DNA cleavage occurs after irreversible activation of endonucleases. The cells deriving from cleavage divisions are often called blastomeres. One important difference involves the cleavage patterns; the division of cells in the early embryo. 1.3 The splitting of rocks or crystals in a preferred plane or direction. （岩石、晶体的）解理，劈理 Example sentencesExamples This is because this mineral was always observed as fine-grained inclusions parallel to the cleavage of biotite crystals. Their associated cleavage can be traced directly across the unconformity. These have a good slaty cleavage in pelitic rocks and a well-developed crenulation cleavage in places. It has indistinct cleavage and an uneven fracture and is sectile. A few faces at unusual angles were noted, but these appear to be cleavage planes. Where possible, flawed sections are removed and larger crystals cut into smaller pieces with minimal wastage by splitting the crystal along natural cleavage planes. If these photons are reflected back into the junction, by a cleavage plane in the crystal, for example, a standing wave can be established. We used the cleavage plane of mica crystals as a model substrate in this work. Thus, the crystals have cleavage planes for the necessary migration aptitude. Discoveries expanded from good mineral specimens to include true gem material, transparent crystals, and cleavage fragments of fine red color. All minerals posses specific physical properties such as color, luster, crystal form, cleavage, fracture, hardness, and specific gravity. The first phenomenon was observed in cleavage sections by David Brewster in 1819. Many, if not most, of these are cleavage cracks, but it is important to understand that fractures and cleavages are not the same thing. These inclusions were found within the cleavage planes of the crystal structure of the biotites. The mean cleavage plane exhibits a small amount of apparent clockwise transection. Fold limbs are upward facing with respect to cleavage, and beds intruded by the studied granitoid rocks are not overturned. Thus, properties such as malleability, a high degree of hardness, poor cleavage, and chemical inertness are favorable. Diamonds have cleavage planes in four directions, making them highly susceptible to shattering when struck by a hard blow. Unfortunately, both stones are extensively flawed with fractures, visible cleavage, and visible mineral inclusions. This cleavage is roughly parallel to the axial plane of the folds described previously and has a reverse-fan disposition.
随便看	Whac-a-Mole whack whackadoo whackadoodle whack-a-mole whacked whacked whacked (out) whacked out whacker whacker whackier whackiest whackily whackiness whacking whacking whacking (great) whacking great whackings whack job whacko whacko whack off whack off