Definition of matrix in English:

matrix

nounPlural matrices, Plural matrixes ˈmeɪtrɪksˈmeɪtrɪks

1The cultural, social, or political environment in which something develops.
Oxbridge was the matrix of the ideology
牛津和剑桥是思想意识的发源地。
Example sentencesExamples
- Its art is placed in a matrix of transnational contacts, crosscutting social categories, and political ideologies.
- The impact of such a policy was the internalization of a universal outlook and the location of the indigenous in the wider matrix of human history.
- The group currently meets twice each year and has developed a matrix of problem areas and topics for open discussion.
- I refuse to accept any suggestion that we are impotent because of some peculiar accident of history or because of some flaw in our cultural matrix from which we are yet to escape.
- Future agricultural research and development needs to be cast in a social matrix.
- Specific accumulation regimes and modes of regulation are typically constructed in specific social spaces and spatio-temporal matrices.
- These might vary from region to region, but they formed a cultural matrix that distinguished Italians from others.
- Hence the body was thought of as the human matrix and as an indicator of mental and physical illnesses.
- What they do not do is erase the larger cultural matrix and power relations that propel women to undertake certain kinds of body transformations instead of others.
- Here was a man months away from dying, who had moved beyond the lifelong matrices of mere politics.
- But he believed that free market reforms occur within a matrix of cultural values and social capital.
- Yet, by showing how their concerns relate to the larger culture, by mapping their place in the social matrix, Brown is able to tell a telling story.
- Instead, we prefer cheerleaders who fall within our own political/religious/social matrix.
- Ideally, according to the artist, such paintings can assist in establishing a new cultural matrix.
- Culture also depends on a social matrix of belief, art, law, morals and customs.
- The political matrix will change only if those concerned with enhancing privacy make such protections a major part of their agenda.
- In his individuated free-floating imagery that defines his iconography, he is rooted in the social and cultural matrix.
- Language, as we have seen, is the matrix of social coordination.
- Cultural matrices and their operating rules are often incommensurate across localities.
- Having your work become part of the larger cultural matrix - beyond the industry it's in - makes it much easier to sell within the industry.
2A mass of fine-grained rock in which gems, crystals, or fossils are embedded.
基岩，母岩
nodules of secondary limestone set in a matrix of porous dolomite
mass noun such fossils will often be partly concealed by matrix
Example sentencesExamples
- Most of the crystals were standing on the quartz matrix, but a number were lying flat and were doubly terminated.
- Two images can be captured, one where the matrix is in focus, the other where the crystals are in focus.
- The metaconglomerates comprise monocrystalline or polycrystalline angular or subrounded clasts of quartz embedded in an arenaceous matrix.
- We tipped the matrix of quartz on microcline and cleavelandite to remove the crystal, no easy job in the confined space of the pocket.
- The larger dolomite crystals fill voids in the fine-grained dolomite matrix.
- Limited dolomitization of the calcite around the edges of the fossils and in the matrix of the concretion occurred at a later stage.
- It is also the source of many baby-pink rhodochrosite crystal groups without much matrix.
- In one specimen stephanite was intimately associated with pyrite in a matrix of tabular calcite crystals, all on quartz.
- Protruding from the frozen earth, like dinosaur fossils in a matrix of rock, was a row of brown vertebrae, ancient and massive.
- Rhombs of ferroan dolomite occur both in the fringe around the fossils and within the matrix of the concretion.
- To his surprise, fossils within the matrix were also silicified.
- The fine-grained matrix consists chiefly of gypsum, although traces of anhydrite may be present.
- Except for a few small bone fragments, no fossils have been observed within the clasts or in the matrix.
- These blocks are enclosed in a matrix of sheared, serpentinized ultramafic rocks and thus the entire sequence constitutes another melange.
- Both the matrix and crystals are generally rather highly fractured, making it difficult to collect good unbroken specimens.
- The surrounding matrix of the fossil, which creates a natural mold, should also be thoroughly examined.
- Locally, intense brecciation gave rise to angular vein quartz fragments enveloped by a matrix of massive hematitic rock.
- Crystals free from the matrix are virtually nonexistent.
- The fine-grained matrix consists mainly of quartz and feldspar.
- One consisted of specimens with cubic crystals on matrix purportedly from Siberia.
1. 2.1Biology The substance between cells or in which structures are embedded.
  〔生〕细胞间质，基质
  the lipid matrix of olfactory cells
  Example sentencesExamples
  The capillary grows by degradation of the extracellular matrix and proliferation of cells at the tip of the sprout.
  The integrity of the endothelial cell layer is also controlled by the tethering of the cells to the extracellular matrix through integrins.
  Integrins are an ancient group of animal adhesion receptors that attach cells to the extracellular matrix.
  Any cell biologist will tell you that the matrix a cell grows in is one of the fundamental variables of cell culture.
  It also is a coating substance for cells in the matrix.
2. 2.2 Fine material used to bind together the coarser particles of a composite substance.
  the matrix of gravel paths is hoed regularly
  砂石路面的碎料被定期翻整。
  Example sentencesExamples
  Magnetic resonance has been widely used in the investigation of nanomagnetic particles immersed in nonmagnetic matrices.
  The sediment matrix of the specimen consists of crudely bedded very fine sandstone with Ophiomorpha burrows.
  The outer layer consisted of a loosely bound matrix of fibrous, textured material.
  Interstices are filled with poorly sorted pebble-sized clasts and the matrix content is rather low.
  In cross-section, the deposits consist of unsorted pebbles, cobbles, and boulders in a matrix of fine-grained debris.
3A mould in which something, such as a record or printing type, is cast or shaped.
模板；唱片母版；字模
her two duets with Isobel Baillie were never issued and the matrices were destroyed
Example sentencesExamples
- These were then used to shape the matrixes from which the records were pressed.
- The matrix is inserted at its base, the mould is adjusted to the desired width, molten lead is poured in to form a column, and the character is cast in the matrix at the bottom.
Synonyms
mould, die, form, shape, casting, template, pattern, frame
4Mathematics
A rectangular array of quantities or expressions in rows and columns that is treated as a single entity and manipulated according to particular rules.
〔数〕矩，矩阵
this formula applies for all square matrices
Example sentencesExamples
- Equivalently, physicists can represent a given quantum system by a matrix - a square array of whole numbers.
- However he also worked on differential equations, matrices and other topics in algebra, continued fractions, geometry and number theory.
- Of particular importance is his appreciation of the value of elementary hermitian matrices in numerical analysis.
- He discovered the rule for multiplying matrices in 1812 and it is almost certainly for this that he will be remembered rather than his other work.
- For this simple example, this means we can get to any of the six permutation matrices in a single swap.
Synonyms
network, reticulation, reticulum
5An organizational structure in which two or more lines of command, responsibility, or communication may run through the same individual.
交叉结构
as modifier matrix structures are said to foster greater flexibility
Example sentencesExamples
- So they engineered a matrix structure that breaks down managerial responsibility both by region and product.
- Recently, matrix structures have been adopted and abandoned, and conglomerates have been built and disassembled.
- Many people find it difficult to work in matrix structures where they have to be accountable to more than one manager and yearn for a clear chain of command.
- We're a matrix organization: Everybody has to know what everybody else is doing.
- But the matrix structure of this reorganization was significant as a precedent for the type of changes that are likely to work next.
- It was structured as a matrix, with various corporate functions on one side and various product groups on the other.
- Because of its lateral structure, the matrix management style is ideally suited for product development of medical devices.
- A favourite candidate is the so-called matrix structure.
- I'd want to be very sure of myself before I decided that a matrix reporting structure was the best possible answer to our intelligence woes.

Origin

Late Middle English (in the sense 'womb'): from Latin, 'breeding female', later 'womb', from mater, matr- 'mother'.

Rhymes

dominatrix

Definition of matrix in US English:

matrix

nounˈmeɪtrɪksˈmātriks

1An environment or material in which something develops; a surrounding medium or structure.
母体；基体，发源地
free choices become the matrix of human life
Example sentencesExamples
- The political matrix will change only if those concerned with enhancing privacy make such protections a major part of their agenda.
- Language, as we have seen, is the matrix of social coordination.
- Specific accumulation regimes and modes of regulation are typically constructed in specific social spaces and spatio-temporal matrices.
- I refuse to accept any suggestion that we are impotent because of some peculiar accident of history or because of some flaw in our cultural matrix from which we are yet to escape.
- The impact of such a policy was the internalization of a universal outlook and the location of the indigenous in the wider matrix of human history.
- Cultural matrices and their operating rules are often incommensurate across localities.
- Having your work become part of the larger cultural matrix - beyond the industry it's in - makes it much easier to sell within the industry.
- Hence the body was thought of as the human matrix and as an indicator of mental and physical illnesses.
- Its art is placed in a matrix of transnational contacts, crosscutting social categories, and political ideologies.
- What they do not do is erase the larger cultural matrix and power relations that propel women to undertake certain kinds of body transformations instead of others.
- The group currently meets twice each year and has developed a matrix of problem areas and topics for open discussion.
- Instead, we prefer cheerleaders who fall within our own political/religious/social matrix.
- Yet, by showing how their concerns relate to the larger culture, by mapping their place in the social matrix, Brown is able to tell a telling story.
- Here was a man months away from dying, who had moved beyond the lifelong matrices of mere politics.
- Ideally, according to the artist, such paintings can assist in establishing a new cultural matrix.
- These might vary from region to region, but they formed a cultural matrix that distinguished Italians from others.
- Future agricultural research and development needs to be cast in a social matrix.
- Culture also depends on a social matrix of belief, art, law, morals and customs.
- But he believed that free market reforms occur within a matrix of cultural values and social capital.
- In his individuated free-floating imagery that defines his iconography, he is rooted in the social and cultural matrix.
2A mass of fine-grained rock in which gems, crystals, or fossils are embedded.
基岩，母岩
Example sentencesExamples
- One consisted of specimens with cubic crystals on matrix purportedly from Siberia.
- To his surprise, fossils within the matrix were also silicified.
- The surrounding matrix of the fossil, which creates a natural mold, should also be thoroughly examined.
- The fine-grained matrix consists chiefly of gypsum, although traces of anhydrite may be present.
- Two images can be captured, one where the matrix is in focus, the other where the crystals are in focus.
- Both the matrix and crystals are generally rather highly fractured, making it difficult to collect good unbroken specimens.
- Locally, intense brecciation gave rise to angular vein quartz fragments enveloped by a matrix of massive hematitic rock.
- The fine-grained matrix consists mainly of quartz and feldspar.
- It is also the source of many baby-pink rhodochrosite crystal groups without much matrix.
- The larger dolomite crystals fill voids in the fine-grained dolomite matrix.
- Except for a few small bone fragments, no fossils have been observed within the clasts or in the matrix.
- Most of the crystals were standing on the quartz matrix, but a number were lying flat and were doubly terminated.
- We tipped the matrix of quartz on microcline and cleavelandite to remove the crystal, no easy job in the confined space of the pocket.
- These blocks are enclosed in a matrix of sheared, serpentinized ultramafic rocks and thus the entire sequence constitutes another melange.
- Crystals free from the matrix are virtually nonexistent.
- Limited dolomitization of the calcite around the edges of the fossils and in the matrix of the concretion occurred at a later stage.
- Rhombs of ferroan dolomite occur both in the fringe around the fossils and within the matrix of the concretion.
- Protruding from the frozen earth, like dinosaur fossils in a matrix of rock, was a row of brown vertebrae, ancient and massive.
- The metaconglomerates comprise monocrystalline or polycrystalline angular or subrounded clasts of quartz embedded in an arenaceous matrix.
- In one specimen stephanite was intimately associated with pyrite in a matrix of tabular calcite crystals, all on quartz.
1. 2.1Biology The substance between cells or in which structures are embedded.
  〔生〕细胞间质，基质
  Example sentencesExamples
  The integrity of the endothelial cell layer is also controlled by the tethering of the cells to the extracellular matrix through integrins.
  Any cell biologist will tell you that the matrix a cell grows in is one of the fundamental variables of cell culture.
  It also is a coating substance for cells in the matrix.
  The capillary grows by degradation of the extracellular matrix and proliferation of cells at the tip of the sprout.
  Integrins are an ancient group of animal adhesion receptors that attach cells to the extracellular matrix.
2. 2.2 Fine material used to bind together the coarser particles of a composite substance.
  the matrix of gravel paths is raked regularly
  砂石路面的碎料被定期翻整。
  Example sentencesExamples
  In cross-section, the deposits consist of unsorted pebbles, cobbles, and boulders in a matrix of fine-grained debris.
  The outer layer consisted of a loosely bound matrix of fibrous, textured material.
  The sediment matrix of the specimen consists of crudely bedded very fine sandstone with Ophiomorpha burrows.
  Interstices are filled with poorly sorted pebble-sized clasts and the matrix content is rather low.
  Magnetic resonance has been widely used in the investigation of nanomagnetic particles immersed in nonmagnetic matrices.
3A mold in which something, such as printing type or a phonograph record, is cast or shaped.
模板；唱片母版；字模
Example sentencesExamples
- The matrix is inserted at its base, the mould is adjusted to the desired width, molten lead is poured in to form a column, and the character is cast in the matrix at the bottom.
- These were then used to shape the matrixes from which the records were pressed.
Synonyms
mould, die, form, shape, casting, template, pattern, frame
4Mathematics
A rectangular array of quantities or expressions in rows and columns that is treated as a single entity and manipulated according to particular rules.
〔数〕矩，矩阵
Example sentencesExamples
- He discovered the rule for multiplying matrices in 1812 and it is almost certainly for this that he will be remembered rather than his other work.
- Equivalently, physicists can represent a given quantum system by a matrix - a square array of whole numbers.
- For this simple example, this means we can get to any of the six permutation matrices in a single swap.
- Of particular importance is his appreciation of the value of elementary hermitian matrices in numerical analysis.
- However he also worked on differential equations, matrices and other topics in algebra, continued fractions, geometry and number theory.
Synonyms
network, reticulation, reticulum
5An organizational structure in which two or more lines of command, responsibility, or communication may run through the same individual.
交叉结构
Example sentencesExamples
- We're a matrix organization: Everybody has to know what everybody else is doing.
- A favourite candidate is the so-called matrix structure.
- I'd want to be very sure of myself before I decided that a matrix reporting structure was the best possible answer to our intelligence woes.
- So they engineered a matrix structure that breaks down managerial responsibility both by region and product.
- Many people find it difficult to work in matrix structures where they have to be accountable to more than one manager and yearn for a clear chain of command.
- Recently, matrix structures have been adopted and abandoned, and conglomerates have been built and disassembled.
- But the matrix structure of this reorganization was significant as a precedent for the type of changes that are likely to work next.
- Because of its lateral structure, the matrix management style is ideally suited for product development of medical devices.
- It was structured as a matrix, with various corporate functions on one side and various product groups on the other.

Origin

Late Middle English (in the sense ‘womb’): from Latin, ‘breeding female’, later ‘womb’, from mater, matr- ‘mother’.

词汇	matrix
释义	Definition of matrix in English: matrix nounPlural matrices, Plural matrixes ˈmeɪtrɪksˈmeɪtrɪks 1The cultural, social, or political environment in which something develops. Oxbridge was the matrix of the ideology 牛津和剑桥是思想意识的发源地。 Example sentencesExamples Its art is placed in a matrix of transnational contacts, crosscutting social categories, and political ideologies. The impact of such a policy was the internalization of a universal outlook and the location of the indigenous in the wider matrix of human history. The group currently meets twice each year and has developed a matrix of problem areas and topics for open discussion. I refuse to accept any suggestion that we are impotent because of some peculiar accident of history or because of some flaw in our cultural matrix from which we are yet to escape. Future agricultural research and development needs to be cast in a social matrix. Specific accumulation regimes and modes of regulation are typically constructed in specific social spaces and spatio-temporal matrices. These might vary from region to region, but they formed a cultural matrix that distinguished Italians from others. Hence the body was thought of as the human matrix and as an indicator of mental and physical illnesses. What they do not do is erase the larger cultural matrix and power relations that propel women to undertake certain kinds of body transformations instead of others. Here was a man months away from dying, who had moved beyond the lifelong matrices of mere politics. But he believed that free market reforms occur within a matrix of cultural values and social capital. Yet, by showing how their concerns relate to the larger culture, by mapping their place in the social matrix, Brown is able to tell a telling story. Instead, we prefer cheerleaders who fall within our own political/religious/social matrix. Ideally, according to the artist, such paintings can assist in establishing a new cultural matrix. Culture also depends on a social matrix of belief, art, law, morals and customs. The political matrix will change only if those concerned with enhancing privacy make such protections a major part of their agenda. In his individuated free-floating imagery that defines his iconography, he is rooted in the social and cultural matrix. Language, as we have seen, is the matrix of social coordination. Cultural matrices and their operating rules are often incommensurate across localities. Having your work become part of the larger cultural matrix - beyond the industry it's in - makes it much easier to sell within the industry. 2A mass of fine-grained rock in which gems, crystals, or fossils are embedded. 基岩，母岩 nodules of secondary limestone set in a matrix of porous dolomite mass noun such fossils will often be partly concealed by matrix Example sentencesExamples Most of the crystals were standing on the quartz matrix, but a number were lying flat and were doubly terminated. Two images can be captured, one where the matrix is in focus, the other where the crystals are in focus. The metaconglomerates comprise monocrystalline or polycrystalline angular or subrounded clasts of quartz embedded in an arenaceous matrix. We tipped the matrix of quartz on microcline and cleavelandite to remove the crystal, no easy job in the confined space of the pocket. The larger dolomite crystals fill voids in the fine-grained dolomite matrix. Limited dolomitization of the calcite around the edges of the fossils and in the matrix of the concretion occurred at a later stage. It is also the source of many baby-pink rhodochrosite crystal groups without much matrix. In one specimen stephanite was intimately associated with pyrite in a matrix of tabular calcite crystals, all on quartz. Protruding from the frozen earth, like dinosaur fossils in a matrix of rock, was a row of brown vertebrae, ancient and massive. Rhombs of ferroan dolomite occur both in the fringe around the fossils and within the matrix of the concretion. To his surprise, fossils within the matrix were also silicified. The fine-grained matrix consists chiefly of gypsum, although traces of anhydrite may be present. Except for a few small bone fragments, no fossils have been observed within the clasts or in the matrix. These blocks are enclosed in a matrix of sheared, serpentinized ultramafic rocks and thus the entire sequence constitutes another melange. Both the matrix and crystals are generally rather highly fractured, making it difficult to collect good unbroken specimens. The surrounding matrix of the fossil, which creates a natural mold, should also be thoroughly examined. Locally, intense brecciation gave rise to angular vein quartz fragments enveloped by a matrix of massive hematitic rock. Crystals free from the matrix are virtually nonexistent. The fine-grained matrix consists mainly of quartz and feldspar. One consisted of specimens with cubic crystals on matrix purportedly from Siberia. 2.1Biology The substance between cells or in which structures are embedded. 〔生〕细胞间质，基质 the lipid matrix of olfactory cells Example sentencesExamples The capillary grows by degradation of the extracellular matrix and proliferation of cells at the tip of the sprout. The integrity of the endothelial cell layer is also controlled by the tethering of the cells to the extracellular matrix through integrins. Integrins are an ancient group of animal adhesion receptors that attach cells to the extracellular matrix. Any cell biologist will tell you that the matrix a cell grows in is one of the fundamental variables of cell culture. It also is a coating substance for cells in the matrix. 2.2 Fine material used to bind together the coarser particles of a composite substance. the matrix of gravel paths is hoed regularly 砂石路面的碎料被定期翻整。 Example sentencesExamples Magnetic resonance has been widely used in the investigation of nanomagnetic particles immersed in nonmagnetic matrices. The sediment matrix of the specimen consists of crudely bedded very fine sandstone with Ophiomorpha burrows. The outer layer consisted of a loosely bound matrix of fibrous, textured material. Interstices are filled with poorly sorted pebble-sized clasts and the matrix content is rather low. In cross-section, the deposits consist of unsorted pebbles, cobbles, and boulders in a matrix of fine-grained debris. 3A mould in which something, such as a record or printing type, is cast or shaped. 模板；唱片母版；字模 her two duets with Isobel Baillie were never issued and the matrices were destroyed Example sentencesExamples These were then used to shape the matrixes from which the records were pressed. The matrix is inserted at its base, the mould is adjusted to the desired width, molten lead is poured in to form a column, and the character is cast in the matrix at the bottom. Synonyms mould, die, form, shape, casting, template, pattern, frame 4Mathematics A rectangular array of quantities or expressions in rows and columns that is treated as a single entity and manipulated according to particular rules. 〔数〕矩，矩阵 this formula applies for all square matrices Example sentencesExamples Equivalently, physicists can represent a given quantum system by a matrix - a square array of whole numbers. However he also worked on differential equations, matrices and other topics in algebra, continued fractions, geometry and number theory. Of particular importance is his appreciation of the value of elementary hermitian matrices in numerical analysis. He discovered the rule for multiplying matrices in 1812 and it is almost certainly for this that he will be remembered rather than his other work. For this simple example, this means we can get to any of the six permutation matrices in a single swap. Synonyms network, reticulation, reticulum 5An organizational structure in which two or more lines of command, responsibility, or communication may run through the same individual. 交叉结构 as modifier matrix structures are said to foster greater flexibility Example sentencesExamples So they engineered a matrix structure that breaks down managerial responsibility both by region and product. Recently, matrix structures have been adopted and abandoned, and conglomerates have been built and disassembled. Many people find it difficult to work in matrix structures where they have to be accountable to more than one manager and yearn for a clear chain of command. We're a matrix organization: Everybody has to know what everybody else is doing. But the matrix structure of this reorganization was significant as a precedent for the type of changes that are likely to work next. It was structured as a matrix, with various corporate functions on one side and various product groups on the other. Because of its lateral structure, the matrix management style is ideally suited for product development of medical devices. A favourite candidate is the so-called matrix structure. I'd want to be very sure of myself before I decided that a matrix reporting structure was the best possible answer to our intelligence woes. Origin Late Middle English (in the sense 'womb'): from Latin, 'breeding female', later 'womb', from mater, matr- 'mother'. Rhymes dominatrix Definition of matrix in US English: matrix nounˈmeɪtrɪksˈmātriks 1An environment or material in which something develops; a surrounding medium or structure. 母体；基体，发源地 free choices become the matrix of human life Example sentencesExamples The political matrix will change only if those concerned with enhancing privacy make such protections a major part of their agenda. Language, as we have seen, is the matrix of social coordination. Specific accumulation regimes and modes of regulation are typically constructed in specific social spaces and spatio-temporal matrices. I refuse to accept any suggestion that we are impotent because of some peculiar accident of history or because of some flaw in our cultural matrix from which we are yet to escape. The impact of such a policy was the internalization of a universal outlook and the location of the indigenous in the wider matrix of human history. Cultural matrices and their operating rules are often incommensurate across localities. Having your work become part of the larger cultural matrix - beyond the industry it's in - makes it much easier to sell within the industry. Hence the body was thought of as the human matrix and as an indicator of mental and physical illnesses. Its art is placed in a matrix of transnational contacts, crosscutting social categories, and political ideologies. What they do not do is erase the larger cultural matrix and power relations that propel women to undertake certain kinds of body transformations instead of others. The group currently meets twice each year and has developed a matrix of problem areas and topics for open discussion. Instead, we prefer cheerleaders who fall within our own political/religious/social matrix. Yet, by showing how their concerns relate to the larger culture, by mapping their place in the social matrix, Brown is able to tell a telling story. Here was a man months away from dying, who had moved beyond the lifelong matrices of mere politics. Ideally, according to the artist, such paintings can assist in establishing a new cultural matrix. These might vary from region to region, but they formed a cultural matrix that distinguished Italians from others. Future agricultural research and development needs to be cast in a social matrix. Culture also depends on a social matrix of belief, art, law, morals and customs. But he believed that free market reforms occur within a matrix of cultural values and social capital. In his individuated free-floating imagery that defines his iconography, he is rooted in the social and cultural matrix. 2A mass of fine-grained rock in which gems, crystals, or fossils are embedded. 基岩，母岩 Example sentencesExamples One consisted of specimens with cubic crystals on matrix purportedly from Siberia. To his surprise, fossils within the matrix were also silicified. The surrounding matrix of the fossil, which creates a natural mold, should also be thoroughly examined. The fine-grained matrix consists chiefly of gypsum, although traces of anhydrite may be present. Two images can be captured, one where the matrix is in focus, the other where the crystals are in focus. Both the matrix and crystals are generally rather highly fractured, making it difficult to collect good unbroken specimens. Locally, intense brecciation gave rise to angular vein quartz fragments enveloped by a matrix of massive hematitic rock. The fine-grained matrix consists mainly of quartz and feldspar. It is also the source of many baby-pink rhodochrosite crystal groups without much matrix. The larger dolomite crystals fill voids in the fine-grained dolomite matrix. Except for a few small bone fragments, no fossils have been observed within the clasts or in the matrix. Most of the crystals were standing on the quartz matrix, but a number were lying flat and were doubly terminated. We tipped the matrix of quartz on microcline and cleavelandite to remove the crystal, no easy job in the confined space of the pocket. These blocks are enclosed in a matrix of sheared, serpentinized ultramafic rocks and thus the entire sequence constitutes another melange. Crystals free from the matrix are virtually nonexistent. Limited dolomitization of the calcite around the edges of the fossils and in the matrix of the concretion occurred at a later stage. Rhombs of ferroan dolomite occur both in the fringe around the fossils and within the matrix of the concretion. Protruding from the frozen earth, like dinosaur fossils in a matrix of rock, was a row of brown vertebrae, ancient and massive. The metaconglomerates comprise monocrystalline or polycrystalline angular or subrounded clasts of quartz embedded in an arenaceous matrix. In one specimen stephanite was intimately associated with pyrite in a matrix of tabular calcite crystals, all on quartz. 2.1Biology The substance between cells or in which structures are embedded. 〔生〕细胞间质，基质 Example sentencesExamples The integrity of the endothelial cell layer is also controlled by the tethering of the cells to the extracellular matrix through integrins. Any cell biologist will tell you that the matrix a cell grows in is one of the fundamental variables of cell culture. It also is a coating substance for cells in the matrix. The capillary grows by degradation of the extracellular matrix and proliferation of cells at the tip of the sprout. Integrins are an ancient group of animal adhesion receptors that attach cells to the extracellular matrix. 2.2 Fine material used to bind together the coarser particles of a composite substance. the matrix of gravel paths is raked regularly 砂石路面的碎料被定期翻整。 Example sentencesExamples In cross-section, the deposits consist of unsorted pebbles, cobbles, and boulders in a matrix of fine-grained debris. The outer layer consisted of a loosely bound matrix of fibrous, textured material. The sediment matrix of the specimen consists of crudely bedded very fine sandstone with Ophiomorpha burrows. Interstices are filled with poorly sorted pebble-sized clasts and the matrix content is rather low. Magnetic resonance has been widely used in the investigation of nanomagnetic particles immersed in nonmagnetic matrices. 3A mold in which something, such as printing type or a phonograph record, is cast or shaped. 模板；唱片母版；字模 Example sentencesExamples The matrix is inserted at its base, the mould is adjusted to the desired width, molten lead is poured in to form a column, and the character is cast in the matrix at the bottom. These were then used to shape the matrixes from which the records were pressed. Synonyms mould, die, form, shape, casting, template, pattern, frame 4Mathematics A rectangular array of quantities or expressions in rows and columns that is treated as a single entity and manipulated according to particular rules. 〔数〕矩，矩阵 Example sentencesExamples He discovered the rule for multiplying matrices in 1812 and it is almost certainly for this that he will be remembered rather than his other work. Equivalently, physicists can represent a given quantum system by a matrix - a square array of whole numbers. For this simple example, this means we can get to any of the six permutation matrices in a single swap. Of particular importance is his appreciation of the value of elementary hermitian matrices in numerical analysis. However he also worked on differential equations, matrices and other topics in algebra, continued fractions, geometry and number theory. Synonyms network, reticulation, reticulum 5An organizational structure in which two or more lines of command, responsibility, or communication may run through the same individual. 交叉结构 Example sentencesExamples We're a matrix organization: Everybody has to know what everybody else is doing. A favourite candidate is the so-called matrix structure. I'd want to be very sure of myself before I decided that a matrix reporting structure was the best possible answer to our intelligence woes. So they engineered a matrix structure that breaks down managerial responsibility both by region and product. Many people find it difficult to work in matrix structures where they have to be accountable to more than one manager and yearn for a clear chain of command. Recently, matrix structures have been adopted and abandoned, and conglomerates have been built and disassembled. But the matrix structure of this reorganization was significant as a precedent for the type of changes that are likely to work next. Because of its lateral structure, the matrix management style is ideally suited for product development of medical devices. It was structured as a matrix, with various corporate functions on one side and various product groups on the other. Origin Late Middle English (in the sense ‘womb’): from Latin, ‘breeding female’, later ‘womb’, from mater, matr- ‘mother’.
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