我不知道答案是什麽。但至少知道，大一統不是答案。瑞士、新加坡就是很強的證據。

來源: 十具於 2022-02-16 12:32:41 [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.