Throughout history, human hair has been the subject of much vanity, research, and stereotyping.

纵观历史，人类的头发一直是虚荣心、科学研究和刻板印象的主题。

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Throughout history, human hair has been the subject of much vanity, research, and stereotyping.

纵观历史，人类的头发一直是虚荣心、科学研究和刻板印象的主题。

youdao