网站首页  词典首页

请输入您要查询的词汇:

 

词汇 Precambrian
释义

Precambrian

Pre·cam·bri·an /priːˈkæmbriən/ adjectiveadj  
belonging or relating to the period of time in the Earth’s history from about 4,600 million years ago, when the hard outer surface of the Earth first formed, until about 570 million years ago, when simple forms of life first appeared on the Earth 前寒武纪的〔从约46亿年前地球外层硬地表最初形成,至约5.7亿年前地球上最早出现简单形式生命的那段时间〕
 Precambrian rocks
前寒武纪岩石
随便看

 

时代网英语在线翻译词典收录了323754条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 2000-2024 Sndmkt.com All Rights Reserved 更新时间:2025/4/5 22:07:02