地球上的氙有相当大的部分可能来自于彗星 (IMAGE)

American Association for the Advancement of Science (AAAS)

地球上的氙有相当大的部分可能来自于彗星

Caption

由肽组装导向氧化产生的聚合态色素。

Credit

Photography by Matej Vakula, NYC

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