| 释义 |
the Pleistocene
UK [ðə'plaɪ.stəʊ.si:n] US [-stoʊ-] specialized
noun only singular
■the section of geological time between around 1.8 million and 10,000 years ago, in which modern humans first appeared and the Northern Hemisphere experienced the ice age 更新世，洪积世（约180万年-1万年前之间的地质时期，此时现代人开始出现，北半球经历冰河时代） |