沙发～不急不缓的倾诉，变与不变，一首关于相对论的歌：）

来源: 胡马克于 2023-03-09 10:03:06 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.