| 单词 | 绒毛膜 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔choriocarcinoma〕A malignant tumor that develops from trophoblast cells and usually occurs in the uterus.绒毛膜癌：从胚胎滋养层细胞发展的恶性肿瘤，常见于子宫美国传统〔chorionic villus〕One of the minute vascular projections of the fetal chorion that combines with maternal uterine tissue to form the placenta.绒毛膜绒毛：是一种具有微血管的胎膜的突出物，由母亲的子宫组织组成，用以形成胎盘美国传统〔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美国传统〔choroid〕Resembling the chorion; membranous.膜状的：类似绒毛膜的；膜的美国传统〔human chorionic gonadotropin〕A hormone produced by the placenta that maintains the corpus luteum during pregnancy.人绒毛膜促性腺激素：怀孕期间胎盘分泌的一种激素，能够保持体内体黄素平衡美国传统〔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美国传统〔serosa〕The chorion of a bird or reptile embryo.绒毛膜：鸟或爬行类胚胎的绒毛膜美国传统〔serosa〕The oesophagus has no serosa, thus reducing the resistance against local spread of invasive cancer cells.食道没有绒毛膜，因此抵御进攻性癌细胞局部扩散的能力较低。剑桥高阶〔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美国传统 |
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