complex

复杂的， 多元的， 综合的， 错综的

【化】络合的， 合成的， 螯合的；【数】复数的

【语】复合的

难以理解 [解释]的

complex指“包含许多（尤其是不同的）部分， 因而比较难懂或难解释的”， 如：This is a complex problem. 这是一个复杂的问题。complicated 指“各部分相互交错而变得错综复杂”， 如：What a complicated machine! I can't possibly use it. 这是一台多么复杂的机器！ 我可不会使用它。intricate 指“包含许多详细和交叉的部分而显得错综复杂， 难了解的”， 如：It's a novel with an intricate plot. 这是一部情节错综复杂的小说。involved 指“由于陷入某种麻烦与混乱而难以解决的”， 如：The real meaning of his remark is involved in ambiguity. 他这句话的真正含意难以捉摸。

complex

made up of various interconnected parts; composite

(of thoughts, writing, etc) intricate or involved

(of a word) containing at least one bound form.(of a noun phrase) containing both a lexical noun and an embedded clause, as for example the italicized parts of the following sentence: I didn't know the man who served me.(of a sentence) formed by subordination of one clause to another

of or involving one or more complex numbers

a whole made up of interconnected or related parts

a group of emotional ideas or impulses that have been banished from the conscious mind but that continue to influence a person's behaviour

an obsession or excessive fear

Also called: coordination compound a chemical compound in which molecules, groups, or ions are attached to a central metal atom, esp a transition metal atom, by coordinate bonds

any chemical compound in which one molecule is linked to another by a coordinate bond