“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	identity development identity dyad identity element identity function identity functor identity graph identity group identity identification device identity in opening identity in the end identity law identity management service identity management theory identity mapping identity mapping from cross platform identity matrix identity matrix; unit matrix identity modulo an ideal identity morphism identity natural transformation identity negotiation theory identity of logic, dialectics and theory of knowledge identity operation identity operator identity period

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。