是个段子，不知道是不是真的，但是符合逻辑啊，3号变成2a,4号就是2b，完美地避开了4号坑，掉进2b坑

来源: zhuangqiushui 于 2025-07-03 20:24:38 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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