英语词汇alkene怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	alkene
释义	alkene /ˈælkiːn/ noun 1 Chemistry any of the series of unsaturated hydrocarbons containing a double bond, including ethylene and propene 【化】烯属烃。 1.1 Alkenes have the general formula: C_nH_2n. 烯烃通式： C_nH_2n. 词源 late 19th cent.: from ALKYL + -ENE.
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