英语释义
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n. A complex nitrogenous base, C20H21N3O, obtained by
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oxidizing a mixture of aniline and toluidine, as a colorless
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crystalline substance which forms red salts. These salts are essential
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components of many of the socalled aniline dyes, as fuchsine, aniline
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red, etc. By extension, any one of the series of substances derived
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from, or related to, rosaniline proper.