“history of earth evolution”的概念、定义、翻译、参考文献-科学参考

单词	history of earth evolution
释义	history of earth evolution Encyclopedia 理学〔地质总论〕释 history of earth evolution地球演化历史地球形成于约45.6亿年前，历经冥古宙（约46亿～40亿年前）、太古宙（40亿～25亿年前）、元古宙（25亿～5.41亿年前）和显生宙（5.41亿年以来）等时期的无数变革，最终成为今天的面貌。
随便看	Library Management by Objectives/Results Library Management Effectiveness Library Management Functions library management information system Library Management Psychology library management studies library management system library managerial philosophy Library Marketing library mission library mobile services Library Multimedia Services Library of Beihang University Library of Chinese Academy of Forestry Library of Congress library of congress Library of Congress Classification，LCC Library of Congress Subject Headings Library of East China Normal University Library of Guangxi Zhuang Autonomous Region library of Lanzhou University Library of Nankai University Library of Pergamum Library of Temple of Liberty Library of the British Museum

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。