Knowing something or understanding it, which is better?

來源: 衝浪潛水員於 2025-09-24 21:24:54 [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.