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pleistocene

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    Pleistocene /ˈplaɪstəˌsiːn/

  • 1. ADJ of, denoting, or formed in the first epoch of the Quaternary period, which lasted for about 1 600 000 years. It was characterized by extensive glaciations of the N hemisphere and the evolutionary development of man 更新世的

  • 2. N the Pleistocene epoch or rock series 更新世

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