| 单词 | complex |
| 释义 | complex —complexly, adv. —complexness, n. adj. , v. /keuhm pleks", kom"pleks/; n. /kom"pleks/, adj. 1. composed of many interconnected parts; compound; composite: a complex highway system. 2. characterized by a very complicated or involved arrangement of parts, units, etc.: complex machinery. 3. so complicated or intricate as to be hard to understand or deal with: a complex problem. 4. Gram. a. (of a word) consisting of two parts, at least one of which is a bound form, as childish, which consists of the word child and the bound form -ish. b. See complex sentence. 5. Math. pertaining to or using complex numbers: complex methods; complex vector space. n. 6. an intricate or complicated association or assemblage of related things, parts, units, etc.: the entire complex of our educational system; an apartment complex. 7. Psychol. a system of interrelated, emotion-charged ideas, feelings, memories, and impulses that is usually repressed and that gives rise to abnormal or pathological behavior. 8. a fixed idea; an obsessive notion. 9. Math. a. an arbitrary set of elements of a group. b. a collection of simplexes having specified properties. 10. Also called coordination compound. Chem. a compound in which independently existing molecules or ions of a nonmetal (complexing agent) form coordinate bonds with a metal atom or ion. Cf. ligand (def. 2). 11. Biochem. an entity composed of molecules in which the constituents maintain much of their chemical identity: receptor-hormone complex, enzyme-substrate complex. v.t. 12. Chem. to form a complex with. v.i. 13. Chem. to form a complex. [1645-55; 1905-10 for def. 7; (adj.) < L complexus, ptp. of complecti, complectere to embrace, encompass, include, equiv. to complect- (see COMPLECT) + -tus ptp. suffix; (n.) < LL complexus totality, complex (L: inclusion, grasping, embrace), equiv. to complect(ere) + -tus suffix of v. action; reanalysis of the L v. as "to intertwine (completely)" has influenced sense of the adj.] Syn. 3. knotty, tangled, labyrinthine. 6. network, web, tangle, labyrinth. Ant. 2, 3. simple. |
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