如果在之前就有，那就不是德国人的创造。

来源: 欲千北于 2021-07-11 16:06:20 [博客] [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.