“古有蹄类”的概念、定义、翻译、参考文献-科学参考

单词	古有蹄类
释义	古有蹄类 Encyclopedia 理学哺乳纲（化石）释 archaic ungulata古有蹄类哺乳动物有蹄类中已绝灭的一个早期类群的统称。
随便看	Freeway in Federal Republic of Germany freeway surveillance and control freeway surveillance and control system Free Weekly free will theory Free-Wilson addition model freeze concentration equipment freeze damage freeze-dried blood component products freeze drying freeze drying equipment freeze-drying lyophilization freeze-drying method freeze-etching freeze fractured method freeze fracture electron microscopy freeze-fracture electron microscopy freeze-fracture electron microscopy (FFEM) freeze-fracturing freeze injury freeze injury prevention in ancient China freezemeter freeze out freeze-out freezer

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。