我研究了一下，确实太麻烦，还要有通出去的烟囱。

来源: 非常时期2021 于 2022-02-07 15:52:53 [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.