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单词
vitelline sac
释义
Noun:
vitelline sac
Membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
- yolk sac, umbilical vesicle, vesicula umbilicus
Derived forms:
vitelline sacs
Type of:
sac
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更新时间:2025/3/29 11:54:56