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vitelline sac例句_vitelline sac英汉例句_vitelline sac双解例句_沉淀汉英词典
沉淀汉英词典

vitelline sac

V 开头单词

常见例句

  • The yolk sac is gradually vascularized.
    卵黄囊逐渐被血管化了。
  • The gonads form from a group of large granulated yolk sac cells which invacle the germinal ridges.
    性腺是由一群大的颗粒的卵黄囊细胞入缀生殖峭而形成。
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