Learn English free online - how to pronounce word in English - English Learning Online- www.pronounceword.com






vesicula umbilicus
  • 英语发声
  • 美语发声
  • n. membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

    同义词: yolk sac vitelline sac umbilical vesicle

  • 网络释义

    短语

    专业释义

    英英释义

    vesicula umbilicus

    n.membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

    同义词:yolk sacvitelline sacumbilical vesicle




    英汉双解大词典