只知有实据证明本土美洲人是来自亚洲东北端的。大胆假设中国人比哥伦布早来美洲，当然无妨。

来源: renqiulan 于 2023-01-08 17:41:41 [旧帖] [给我悄悄话] 本文已被阅读：次

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