成年人應該這樣。如果有幼兒，老人，病人，適當調高

來源: fuz 於 2017-10-11 06:30:03 [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.