ethyl /'eθil, 'i:θail/ 📖 中文释义 [化] 乙基[医] 乙基 📘 English Definition(英文释义) n. the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom ← ethydene E 字母词表 ethyl 2-methacrylate →