fourteen-membered ring十四: fourteen元: first; primary环: ring; hoop十四元环二萜内酯: cemberanoid diterpene四元环: four-membered rings; tetra-atomic ring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:十四元环，即可在微信中查询翻译
