fluorescin /fluә'resin/ 📖 中文释义 (=dihydrofluorescein)荧光生, 二氢荧光素 📘 English Definition(英文释义) n. A colorless, amorphous substance which is produced bythe reduction of fluorescein, and from which the latter may be formedby oxidation. ← fluorescigenic F 字母词表 fluorescing →