“集群灭绝”的概念、定义、翻译、参考文献-科学参考

单词	集群灭绝
释义	集群灭绝 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。
随便看	elementary divisor elementary divisor theorem elementary domain elementary education elementary electric charge elementary embedding elementary equivalence elementary equivalent elementary error elementary event elementary event space Elementary Examination elementary excitation elementary excitation in solid elementary excitation of electron lattice coupling system elementary excitation of electron-lattice coupling system elementary excitations in solids elementary excitation spectrum elementary excitation spectrum of liquid elementary exitation of electron-lattice coupling system elementary extension elementary factor elementary factor ideal elementary filter elementary flow

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。