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单词 paleocene
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Pa•le•o•cene  (pālē ə sēn′ or, esp. Brit., palē-),USA pronunciation [Geol.]
adj. 
    1. Geologynoting or pertaining to an epoch of the Tertiary Period, from 65 to 55 million years ago, and characterized by a proliferation of mammals. See table under geologic time. 

    n. 
    1. Geologythe Paleocene Epoch or Series.
    • paleo- + -cene 1875–80

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