Analyzed qualitatively and determined quantitatively the exist and relative content of aloe dry powder by visual colorimetry, which using product of coloured complex and colour difference.

研究了利用有色复合物的生成及颜色差别，定性鉴别和目视比色定量测定芦荟干粉的存在和相对含量的方法。

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When talking about appearance, you can contrast the way you look with the way another relative looks, you can talk about how tall someone is and their hair colour.

当谈论人的外表时，你可以对比他和他家人在长相上的不同，你可以谈论某人多高，他的头发是什么颜色。

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