呵呵，“当前形势不好”。数学教授不拘小节，多余的裤带就在前面荡浪着而不自知。数学课代表假装到讲台交作业，顺带小声提醒。

来源: 吃素的狼于 2023-11-18 23:39:45 [旧帖] [给我悄悄话] 本文已被阅读：次

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