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  • priscoan eon

    翻译

    priscoan eon

    以上结果来自机器翻译。

  • 英英释义

    Noun

    • 1. the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
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