amylenepentadienepentene (c5h10)pentylenevalerene戊: the fifth of the ten Heavenl ...烯: alkene; olefince二戊烯: dipentene; limonene环戊烯: cyclopentene双戊烯: bipentene; dipentene下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:戊烯,即可在微信中查询翻译