According to NASA's Ask an Astrobiologist website, the theory that the world will end in December 2012 is a conflation of two ideas, one derived from the Sumerians, the other from the Maya.

根据NASA的网站Ask an Astrobilogist(向天体物理学家提问)的说法，2012世界毁灭理论是两种说法的融合，一种来源于苏美尔人，一种来源于玛雅人。

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