释义 |
phthalein \ˈthalēə̇n, -āl-, -ˌlēn\ noun also phthalein dye (-s) Etymology: International Scientific Vocabulary phthal- + -ein : any of a group of xanthene dyes (as phenolphthalein, fluorescein, rhodamine) that are intensely colored in alkaline solution and are obtained by condensation of phenols with phthalic anhydride |