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background extinction
基礎(chǔ)科學(xué)

        Definition:Background extinction,also known as “normal extinction”,refers to theextinction in earth’s geological and biological history before humans became a primarycontributor to extinctions.背景滅絕bèi jǐng miè jué指地質(zhì)生物歷程中生物由于自身的原因在正常環(huán)境狀況......(本文共 541 字)     [閱讀本文] >>

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