某一時點難判斷。雖說“東方魚肚白，西方夕陽紅”，但多憑經驗猜測，不能絕對正確。：）

來源: yujing_hk 於 2020-04-11 16:58:34 [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.