宋朝软弱是因为：石敬塘出卖幽燕十六州使得北宋失去北方屏障；赵匡胤陈桥兵变然后杯酒释兵权；康王赵构不想迎回钦徽二帝。

来源: 老生常谈12 于 2024-05-18 21:37:58 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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