“End-Cretaceous mass extinction”的概念、定义、翻译、参考文献-科学参考

单词	End-Cretaceous mass extinction
释义	End-Cretaceous mass extinction Encyclopedia 理学古生物学释 End-Cretaceous mass extinction白垩纪末大灭绝距今6500万年左右，地球生物圈遭受的一次大规模的集群灭绝事件。
随便看	extremality extremality relation extremalization extremal lattice extremal length extremal length with weight extremally disconnected extremally disconnected compactum extremally disconnected space extremal manifold extremal mapping extremal measure extremal metric extremal monomorphism extremal of a function extremal of a functional extremal orbit extremal order statistic extremal point extremal point theorem extremal polynomial extremal principle extremal problem extremal problem of thermodynamics extremal process

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