中國的地理環境並不是最好的，烏克蘭平原，帕潘思草原，印度恒河流域等，條件遠比中原好。

來源: 衡山老道於 2026-02-21 13:21:05 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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