俺想，有没有难民根本上啥都不改变。没有高科技移民难以维持绝对优势。跟两者数量比例也无关

来源: 成功的77 于 2024-01-16 21:28:02 [旧帖] [给我悄悄话] 本文已被阅读：次

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