大禹治水的技術秘密點破，就毫無神秘可言，隻要預測準確，後麵的事情沒有懸念。

來源: 咲媱於 2023-05-02 14:32:37 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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