“奥陶纪”的概念、定义、翻译、参考文献-科学参考

单词	奥陶纪
释义	奥陶纪 Encyclopedia 理学古生代释 Ordovician Period奥陶纪古生代第二个纪，约开始于4.85亿年前，结束于4.44亿年前。 Biology Ordovician奥陶纪
随便看	daily life nursing Daily Life Photo daily load curve forecasting Daily Mail daily maintenance of information system daily mean Daily Mirror daily monitoring system of agricultural land daily motion Daily Movie Daily News Daily News Egypt Daily News of Shanghai Literary Society Daily News (Thailand) Daily operation plan of railway transportation enterprises daily peaking daily penalty daily public relations daily range daily rate daily regulation computation for hydropower station daily regulation pumped storage power station daily rhythm daily runoff Daily Sun

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。