简单的数学问题，几乎所有良民拥枪救人都有一人持枪行凶，而绝大部分持枪行凶却没有一个良民拥枪救人。　

来源: voiceofme 于 2025-09-14 07:42:56 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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