英语词汇“methene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	methene
释义	meth·ene \ˈmeˌthēn\ noun (-s) Etymology: International Scientific Vocabulary meth- + -ene 1. : methylene 2. : a complex unsaturated derivative of methane of the general formula R−CH . R′ < di-pyrryl-methene HNC₄H₃−CH . C₄H₃N >
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