| 单词 | Pliocene epoch |
| 释义 | Pliocene epoch (once / 311035 pages) n WORD FAMILY Pliocene epoch: Pliocene epochs USAGE EXAMPLESThe last time such values prevailed on Earth was in the Pliocene epoch, 4m years ago, when jungles covered northern Canada. Economist(May 09, 2013) The last time CO2 levels were this high was likely during the Pliocene epoch, between 3.2 million and 5 million years ago. Time(May 02, 2013) She has zeroed in on the Pliocene epoch, roughly three million years ago. New York Times(Jan 22, 2013) n from 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals Syn|Exp Pliocene epoch a unit of geological time that is a subdivision of a period and is itself divided into ages |
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