“寒武纪大爆发”的概念、定义、翻译、参考文献-科学参考

单词	寒武纪大爆发
释义	寒武纪大爆发 Encyclopedia 理学古生物学释 Cambrian explosion寒武纪大爆发地球生命系统起源与演化早期发生的一次多样性爆发式增加事件。具体是指距今5.4亿～5.0亿年间，地球海洋生命系统中“突然”出现了门类众多的后生动物（包括无脊椎动物和脊椎动物）。
随便看	retinyl palmitate; vitamin A palmitate Retire retired servicemen medical insurance retired servicemen old-age insurance retirement retirement age retirement syndrome retirement system Retirement System for the Employees of Public Institutions Retiro Park retort retouching retrace retract retractable enclosure retractable undercarriage test retracted confession retractibility retractible retractible neighborhood retracting deformation retracting transformation retraction retraction mapping retraction theorem

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。