phthalin
/'θælin/
📖 中文释义
- n. [化]二R甲基苯酸,酞灵
📘 English Definition（英文释义）
- n. A colorless crystalline substance obtained by reduction
- from phthalein, into which it is easily converted by oxidation; hence,
- any one of the series of which phthalin proper is the type.