| 释义 |
al·kene AHD[ălʹkēn'] D.J.[ˈælˌkiːn]K.K.[ˈælˌkin]n.（名词）- Any of a series of unsaturated, open chain hydrocarbons with one or more carbon-carbon double bonds, having the general formula CnH 2n. 烯，烯烃，链烯：一系列不饱和的，有两个或两个以上碳碳双链的开链烃，其一般分子式为CnH 2n
- alk(yl) alk(yl)
- -ene -ene
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