多因素的因果關係太複雜了。很多結論其實都是相關性的結論。因果關係就看每個人自己的信仰了。

來源: 羽衣甘藍於 2017-02-14 06:58:19 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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