| 单词 | heterocycle |
| 释义 | heterocycle (once / 513884 pages) n WORD FAMILY heterocycle: heterocyclic 1n a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon Syn|Hyper heterocyclic ring closed chain, ring (chemistry) a chain of atoms in a molecule that forms a closed loop 2n a compound containing a heterocyclic ring Syn|Hypo|Hyper heterocyclic, heterocyclic compound chelate, chelate compound a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions chemical compound, compound (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight |
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