†(a) a backswimmer or greater water boatman (genus Notonecta) (obsolete rare); (b) any beetle that lives in water for at least part of its life…
| 单词 | θ35784 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Coleoptera or beetles and weevils > [noun] > Adephaga (carnivorous beetles) > Hydradephaga (aquatic) > member of (water-beetle) (2) water beetle1658 †(a) a backswimmer or greater water boatman (genus Notonecta) (obsolete rare); (b) any beetle that lives in water for at least part of its life… riffle beetle1916 any of various small aquatic beetles that live in fast-flowing water and crawl rather than swim; esp. one of the herbivorous family Elmidae. |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。