vinyl chloride氨: ammonia; hydrogen nitride乙烯: ethylene; ethene; olefiant g ...聚四氨乙烯: polytetrafluoroethylene; trafluoroethylene聚三氟氨乙烯: polychlorotrifluoroethylene pctfe氨乙烯丙尿嘧啶: aminometradine; catapyrin; katapyrin下载手机词典可随时随地查词查翻译