| 单词 | 绒毛膜 |
| 释义 | 〔chorioallantois〕The highly vascular fetal membrane that consists of the fused chorion and allantois, found adjacent to the eggshell in reptiles and birds and constituting the placenta in most mammals.绒毛膜尿囊：由融合的绒毛膜和尿囊组成的富含血管的胎膜组织，存在于爬行类动物和鸟类的蛋壳附近，并且构成大多数哺乳动物的胎盘〔serosa〕The chorion of a bird or reptile embryo.绒毛膜：鸟或爬行类胚胎的绒毛膜〔prolan〕Human chorionic gonadotropin. No longer in scientific use.绒（毛）膜促性腺激素：人体绒毛膜的促性腺激素，不再用于科学研究中〔choroid〕Resembling the chorion; membranous.膜状的：类似绒毛膜的；膜的〔chorion〕The outer membrane enclosing the embryo in reptiles, birds, and mammals. In placental mammals it contributes to the development of the placenta.绒毛膜：在爬行类动物、鸟类及哺乳类动物中包含胚胎的外膜，在有胎盘哺乳动物中与胎盘的发育有关〔villus〕One of the fingerlike projections of the chorion that contribute to the formation of the placenta in mammals.羊膜绒毛：绒毛膜的分支突起，借以形成哺乳动物的胎盘 |
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