any of a group of small marine gastropod molluscs with the foot expanded into broad winglike swimming organs. Some species are shell-less, others have delicate shells: subclass Opisthobranchia
| 单词 | sea butterfly |
| 释义 | sea butterflynounany of a group of small marine gastropod molluscs with the foot expanded into broad winglike swimming organs. Some species are shell-less, others have delicate shells: subclass Opisthobranchia |
| 随便看 |
英语词典包含66266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。