yolk-sac
基本解释
- 卵黄囊
英汉例句
- There is a big oil ball on the surface of yolk-sac of perch.
胚胎卵黄囊表面有一个大圆形油球。 - Results: AFP was significantly increased in 85% patients with hepatoblastoma and 93% patients with yolk-sac tumors.
结果:肝母细胞瘤和卵黄囊瘤术前血清AFP阳性率分别为85%,93%。 - Aim : To investigate the diagnosis and predication value of serum AFP in infants with hepatoblastoma and yolk-sac tumors.
目的:探讨监测血清AFP对小儿肝母细胞瘤和卵黄囊瘤诊断和预后的意义。
双语例句
英英字典
- the membranous sac that is attached to the ventral surface of the embryos of birds, reptiles, and some fishes and contains yolk
柯林斯英英字典
专业释义
- 卵黄囊
The development of embryo and yolk-sac stage of Ictalurus punctatus were studied in the paper by using methods of observing and describing.
试验对斑点叉尾的胚胎及卵黄囊期仔鱼形态发育的过程进行观察、描述,研究了其发育特征。