我估计国内很多人看了这张图有一种认命的感觉，会比较沮丧。我个人也不喜欢看这种分类。

来源: Josey 于 2020-08-02 08:36:21 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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