bicyclic terpene双: two; twin; both; dual环: ring; hoop萜烯: terpenes; terebene无环萜烯: acyclic terpene萜烯: [有机化学] terpenes; terebene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:双环萜烯,即可在微信中查询翻译