“background extinction”的概念、定义、翻译、参考文献-科学参考

单词	background extinction
释义	background extinction Encyclopedia 理学古生态学释 background extinction背景灭绝生物在其自身演化发展过程中，正常条件下发生的灭绝。又称正常灭绝。理学背景灭绝释 background extinction；normal extinction背景灭绝地质历程中生物由于自身的原因在正常环境状况下的完全灭亡的现象。又称正常灭绝。
随便看	financial liberalization financial magnate Financial Management Environment financial management information system financial management objective financial management of international enterprise financial management of minor enterprises financial management system of conglomerate financial map financial market financial market equilibrium financial mathematics Financial monitoring right financial networks financial oligopoly financial option market financial physics Financial Post financial protective control financial public relations Financial ratio method financial regulation financial regulation and control law financial reinsurance financial report fraud

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。