yolk sac
The dye Trypan Blue has a remarkable biphasic effect on pinocytosis by yolk sal.
染料锥虫蓝对卵黄囊的胞饮作用具有明显的双向作用。
—— 辞典例句The yolk sac is gradually vascularized.
卵黄囊逐渐被血管化了。
—— 给力词典精选The gonads form from a group of large granulated yolk sac cells which invacle 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。
—— 给力词典精选Objective To evaluate the value of yolk sac size and morphology in early pregnancy and prognosis.
目的探讨卵黄囊对早孕的诊断及其预后的价值。
—— 给力词典精选