derived rubber衍生: derive橡胶: rubber; vulcanizate生橡胶: raw rubber; caoutchouc; crude rubber生橡胶线: lactron生橡胶油: oil of caoutchouc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:衍生橡胶,即可在微信中查询翻译