個案隻反映一個現象, 如果發生在很多人身上才有代表性.

來源: wszgr 於 2021-08-26 10:51:03 [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.