| 单词 | matrix |
| 释义 | Word Frequency matrix(ˈmeɪtrɪks, ˈmæ-) nounWord forms: plural matrices (ˈmeɪtrɪˌsiːz, ˈmæ-) or matrixes 1. a substance, situation, or environment in which something has its origin, takes form, or is enclosed 2. anatomy the thick tissue at the base of a nail from which a fingernail or toenail develops 3. the intercellular substance of bone, cartilage, connective tissue, etc 4. a. the rock material in which fossils, pebbles, etc, are embedded b. the material in which a mineral is embedded; gangue 5. printing a. a metal mould for casting type b. a papier-mâché or plastic mould impressed from the forme and used for stereotyping Sometimes shortened to: mat6. (formerly) a mould used in the production of gramophone records. It is obtained by electrodeposition onto the master 7. a bed of perforated material placed beneath a workpiece in a press or stamping machine against which the punch operates 8. metallurgy a. the shaped cathode used in electroforming b. the metal constituting the major part of an alloy c. the soft metal in a plain bearing in which the hard particles of surface metal are embedded 9. the main component of a composite material, such as the plastic in a fibre-reinforced plastic 10. mathematics a rectangular array of elements set out in rows and columns, used to facilitate the solution of problems, such as the transformation of coordinates. Usually indicated by parentheses: (a d bec f) Compare determinant (sense 3)11. linguistics the main clause of a complex sentence 12. computing a rectangular array of circuit elements usually used to generate one set of signals from another 13. obsolete the womb Word origin C16: from Latin: womb, female animal used for breeding, from māter mother |
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