發現人上了50歲，普遍地睡眠都開始下降。國內55歲退休其實挺合理的。就是實行不了了。養老金不夠了。

來源: Yu-Yuan17 於 2020-12-04 06:46:01 [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.