英语词汇Quaternary period怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Quaternary period
释义	Quaternary period 简明释义第四纪：地质年代的一个时期，距今约260万年至今，包括更新世和全新世两个阶段，地球气候变化剧烈，冰川时期和间冰期交替出现，人类文明逐渐发展。网络释义 1 ?第四纪 ... Quaternary climate 第四纪气候 Quaternary Period 第四纪 quench tank 熄焦储水槽; 骤冷槽; 淬火槽 ... 短语 1 The Quaternary Period 第四纪 2 late quaternary period 晚第四纪 3 Later Quaternary period 晚第四纪剖面双语例句 1 Woolly mammoths died out during the late quaternary period. 猛犸象在第四纪晚期灭绝了。 2 The Cenozoic era is composed of tertiary period followed by quaternary period. 新生代是由第三纪和第四纪组成的。 3 The Luannigou ore field riches with alluvial gold of Quaternary Period and is the favorable target for rock gold. 乱泥沟矿区第四系砂金矿产丰富，是寻找岩金的有利靶区。
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