亞力斯多德說同時拋出兩個鐵球，大鐵球先著地。當時人們學習為常識，其實呢？

來源: wingreen 於 2024-05-29 07:10:53 [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.