谁能解释一下：上气不接下气，什么是上气？什么是下气？

来源: lawattaction 于 2018-03-26 16:06:42 [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.

Change Ad Consent