Ursa
in constellation names, Old English, from Latin ursa "she-bear" (see ursine).
| 词汇 | Ursa | 
| 词根词缀 | Online Etymology Dictionary Ursa in constellation names, Old English, from Latin ursa "she-bear" (see ursine). | 
| 随便看 | 
英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。