单词：lithopanspermia
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单词：lithopanspermia 相关文章
The Murchison meteorite was found to be 4.5 billion years old, 人们发现，默奇森陨石的年代已达45亿年， and it was studded with amino acidsseventy-four types in all, eight of which are involved in the formation of earthly proteins. 上面
发表于:2019-02-17 / 阅读(142) / 评论(0)
万物简史
万物简史