menadione /,menә'daiәun/ 📖 中文释义 n. [化]甲萘醌,维生素K&-{3}(用于杀真菌剂或用作饲料添加剂) 📘 English Definition(英文释义) n a form of vitamin K ← menadiol disulfate menadione dimethylpyrimidinol bisulfite →