“古近纪”的概念、定义、翻译、参考文献-科学参考

单词	古近纪
释义	古近纪 Encyclopedia 理学新生代释 Paleogene Period古近纪新生代最早的一个纪，即第一个纪。开始于6600万年前，结束于2303万年前。
随便看	occupational therapy occupational toxic hepatopathy occupational toxicology occupational tumor occupational ulcers occupational / vocational preferences occupational/workplace health promotion occupation health occupation health safety management system Occupation Information Network occupation number occupation number operator occupation number representation occupation pension occupation probability occupation prohibition occupation ratio occupation time occupied band occupied orbital occupied state Occupy Wall Street occurrence occurrence net occurrence of a lexeme

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。