styrene derivatives苯乙烯: styrene; phenylethene; phene ...衍生物: derivative; derivant; deriva ...链烯衍生物: alkano-derivatives丙二烯衍生物: allenes聚甲烯衍生物: polymethylene derivatives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:苯乙烯衍生物,即可在微信中查询翻译