umbilical vesicle是什么意思 umbilical vesicle在线中文翻译

umbilical vesicle 英 [ˌʌmbiˈlaikəl ˈvesikl] 美 [ʌmˈbɪlɪkəl ˈvɛsɪkəl]

umbilical vesicle 词典解释

1. 脐囊
   ...umbilical vein 脐静脉 | umbilical vesicle 脐囊 | umbilicus 脐...

1. membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
   Synonym: yolk sac vitelline sac vesicula umbilicus

umbilical vesicle