“mass extinction”的概念、定义、翻译、参考文献-科学参考

单词	mass extinction
释义	mass extinction Encyclopedia 理学古生态学释 mass extinction集群灭绝在一个相对短暂的地质时期内（通常不足100万年）及一个较广的地理范围内（通常是一个以上的地理大区），整个生态系统的多样性和个体数量出现突然的、异常的、大幅度的下降，甚至是遭受毁灭性的打击。 Astronomy mass extinction质量消散
随便看	man-machine communication man-machine dialogue Man-Machine Engineering man-machine engineering man-machine engineering in electronic equipment man-machine environment system man-machine function assignment principle man-machine function matching man-machine interaction technology in space man-machine interface man-machine interface station man-machine simulation man-machine system man-machine system modeling man-machine system safety Design man-made climatic chamber man-made explosion earthquake man-made fibers Man-made Glass man-made interference man-made island Man-made Islands in Dubai man-made isotope man made nuclide man-made nuclide

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。