為什麽10多年學習和訓練，還學不會一些基本的科學原理和邏輯？

來源: 楊別青於 2020-08-06 20:13:37 [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.