有趣有趣！前些天看到過一個視頻，中國曆代疆域變化，也很有意思，不到兩個小時複習一遍中國曆史：

來源: 魯冰花於 2022-07-16 11:58:37 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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