单词 | Pleistocene |
释义 | Pleistocene/ˈplʌɪstəsiːn /adjective Geology 1Relating to or denoting the first epoch of the Quaternary period, between the Pliocene and Holocene epochs.In Japan, decapods associated with coral reef deposits were described in Miocene and Pliocene and Pleistocene rocks....
1.1 (as noun the Pleistocene) The Pleistocene epoch or the system of deposits laid down during it. The Pleistocene epoch lasted from 1,640,000 to about 10,000 years ago. It was marked by great fluctuations in temperature that caused the ice ages, with glacial periods followed by warmer interglacial periods. Several forms of fossil human, leading up to modern humans, appeared during this epoch. OriginMid 19th century: from Greek pleistos 'most' + kainos 'new'. |
随便看 |
|
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。