coumarone /'ku:mә,rәun/ 📖 中文释义 n. 香豆酮, 苯并呋喃, 氧茚[化] 苯并呋喃; 古马隆; 香豆酮 📘 English Definition(英文释义) n a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins ← coumarins C 字母词表 coumarone resin →