参考词典中fluorescent dye的常规释义：
基本释义
英英解释
- a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed)
[同]
fluorescein, fluoresceine, fluorescent dye, resorcinolphthalein
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