赞！疑问：其它人居然想不到用牙齿？反过来，皮肤、血液都换了（包括DNA), 牙齿不能换？

来源: nearby 于 2021-12-10 10:44:19 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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