这就是石敬塘出卖幽燕十六州后，一是中原政权失去天然屏障，二是失去北方草场养不出好战马了。

来源: 老生常谈12 于 2024-11-09 11:39:52 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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