theophylline /,θiә'fili:n, -in/ 📖 中文释义 [化] 茶叶碱[医] 茶硷 🔗 释义中的汉语词茶叶碱 📘 English Definition(英文释义) n. a colorless crystalline alkaloid derived from tea leaves or made synthetically; used in medicine as a bronchial dilator ← theophyline T 字母词表 theophylline and sodium acetate →