| 单词 | Pleistocene |
| 释义 | Pleistocene /plīˈstə-sēn/ (geology)adjectiveOf or belonging to the earlier epoch of the Quaternary period, between 1.8 and 0.01 million years ago (also noun) ORIGIN: Gr pleistos most (numerous), and kainos recent, from the proportion of fossil molluscs of living species |
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