But words do matter, because they shape how people classify and understand reality.

但言辞的确事关重大，因为它们决定了人们如何给现实事物分类、如何认知它们的方式。

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Tea connoisseurs classify the tea by the shape of the leaf, the color of the liquid, and the aroma, taste and appearance of the infused leaf.

茶叶行家对茶叶分类要看茶形、茶水颜色、茶香、茶味、茶水中茶叶的外观。

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Then classify the set of points to remove most fake edge points based on circle shape of iris 'edge.

然后根据虹膜的形状特性和分布特性，对提取出来的边界点集合进行两次分类，删除部分伪边界点。

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