Synset:vesicula umbilicus vitelline sac yolk sac
Hypernyms:sac
Inherited Hypernyms:yolk sacsaccavitystructurebody partpartthingphysical entityentity
| 单词 | umbilical vesicle |
| 释义 | Umbilical Vesicle nnoun.animalmembranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional Synset:vesicula umbilicus vitelline sac yolk sac Hypernyms:sac Inherited Hypernyms:yolk sacsaccavitystructurebody partpartthingphysical entityentity |
| 随便看 |
|
英语词典包含147479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。