是aging的問題，統計很清楚。以前沒這麽多人得是因為沒疫苗沒抗生素，好多人壓根活不到現在的歲數就翹了。

來源: Anjiff 於 2018-03-28 10:34:01 [舊帖] [給我悄悄話] 本文已被閱讀：次

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