英语词汇“vitelline sac”的意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-ABC网

单词	vitelline sac
释义	vitelline sac 汉语翻译【医】卵黄囊英语解释：名词 vitelline sac: membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional 同义词：yolk sac, umbilical vesicle, vesicula umbilicus
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vitelline sac