蒙古西征用得是中國技術和工匠，像拋石機，火藥等。同時把中國的很多技術傳播到西方。

來源: 老生常談12 於 2024-09-13 05:40:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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