中国不用马耕，原因之一没有发明适合马耕的挽具。

来源: 思芦于 2022-02-16 11:27:17 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.