估計也會有通婚的和定居的吧。如果哪個地方明顯比原居住國好，人口就往那裏流動。

來源: Shubin 於 2025-09-25 13:14:42 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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