汉英词典
Chinese-English Dictionary
MEANING OF 卵黄囊
卵黄囊 (卵黃囊)
yolk sac (ectodermal cells attaching fetus to uterus before the development of the placenta)
luǎn () huáng náng
EXAMPLE SENTENCES

异常卵黄囊的妊娠,预后不良。

Poor prognosis was observed in pregnancies with abnormal yolk sacs.

目的:探讨心脏卵黄囊瘤临床病理特征。

Purpose To study the clinicopathological features of yolk sac tumor (YST) of the heart.

胚胎卵黄囊表面有一个大圆形油球。

There is a big oil ball on the surface of yolk-sac of perch.

胚外中胚层在妊娠的第6.5至7.0天之间通过原始条带迁移到推测的卵黄囊

Extraembryonic mesoderm migrates through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.

在鳙鱼胚胎发育的几个早期阶段,作者观察到在胚盘、分裂球和囊胚层细胞与卵黄这种重要物质之间有某种有机联系。

The authors have observed that the blastoderm, the blastomeres and the blastula cells have intimate relation with the yolk which plays a very important part in the development of the embryo.

目的探讨卵黄管残留疾病的诊断及外科治疗。

Objective To investigating the diagnosis and treatment of residual diseases of omphalomesenteric duct.

本文初步分析了猪囊尾蚴囊壁表面蛋白的特性。

This paper proved that there were some proteins in rinsed fluid of Cysticercus cellulosae.

往小蜥蜴卵中添加卵黄便孵出了雌性蜥蜴。

Adding yolk to a little egg of the lizard was a recipe for a female.

小触手刺丝囊疣从乳突状变为棒状;生殖腺形状从米粒状变为小囊状、三角囊袋状。

Nematocyst warts on the small tentacles become stick from conical and the shape of gonads changes triangular pocket-like from grain-like to small vesica.

文中对以卵黄细胞发育来评价药物治疗效果进行了讨论。

The discussion correlates the development in the vitelline cell with the effects in treatment.