“志留纪”的概念、定义、翻译、参考文献-科学参考

单词	志留纪
释义	志留纪 Encyclopedia 理学古生代释 Silurian Period志留纪古生代的第三个纪，约开始于4.44亿年前，结束于4.19亿年前。
随便看	First Session of the Fifth National Committee of the Chinese People's Political Consultative Conference First Session of the Fourth National People's Congress First Session of the Second National People's Congress First Session of the Third National People's Congress first sound first space first splitting time first-stage propulsion system for ejection seat first stars first style mural first summation first supporting First Swan Feast First Swaziland Convention first term first test for convergence first theorem of Pappus first time of entry first Townsend coefficient first trace first transfinite ordinal first treatment rate in community first trimester screening first-type outer boundary first type surface

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。