早两年晚两年意义不大，那种小冰河气候条件，全世界当时都很乱。说不定清朝祖先也是因为生存压力变大才更积极的向南发展。

来源: Amita 于 2023-05-22 08:49:50 [旧帖] [给我悄悄话] 本文已被阅读：次

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