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pleistocene

/ˈplaɪ.stə.siːn/

翻译: 更新世,地质年代中第四纪的一个世,约从258万年前持续到1.17万年前,以反复出现的冰期和人类演化著称。

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noun

/ˈplaɪ.stə.siːn/C2formalscientific
  • zh更新世,地质年代中第四纪的一个世,约从258万年前持续到1.17万年前,以反复出现的冰期和人类演化著称。

A proper noun referring to the geological epoch that lasted from about 2.6 million to 11,700 years ago, characterized by repeated glaciations and the evolution of humans.

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  1. C1formal

    A geological epoch that lasted from about 2.6 million to 11,700 years ago, characterized by repeated glacial cycles and the evolution of humans.

    zh更新世

    • The Pleistocene epoch saw the rise of large mammals like mammoths and saber-toothed cats.
    • During the Pleistocene, ice sheets covered large parts of North America and Europe.
    • Human ancestors evolved significantly throughout the Pleistocene.
词形
  • pleistocenes plural form
  • pleistocenes' possessive plural form
  • pleistocene's possessive singular form