| 单词 | placenta |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔JOIN〕The umbilical cord connects the baby to the placenta. 脐带把婴儿与胎盘连在一起。朗文写作活用〔afterbirth〕The placenta and fetal membranes expelled from the uterus following childbirth.胞衣：分娩后子宫排出的胎盘和胎膜美国传统〔aplacental〕Having no placenta, as marsupials and monotremes.无胎盘的：无胎盘的，如有袋目哺乳动物和单孔目动物美国传统〔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〔cotyledon〕Anatomy One of the lobules constituting the uterine side of the mammalian placenta, consisting mainly of a rounded mass of villi.【解剖学】 绒毛叶：组成哺乳动物胎盘的子宫边的小叶之一，主要由团装绒毛组成美国传统〔funiculus〕Botany A stalk connecting an ovule or a seed with the placenta.【植物学】 珠柄：与胚珠或含胎座的种子相接的叶柄美国传统〔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〔parietal〕Botany Borne on the inside of the ovary wall. Used of the ovules or placentas in flowering plants.【植物学】 同壁的，侧膜的：位于果核内壁的。用作开花植物的胚球或胚座美国传统〔placentation〕Botany Arrangement of placentas within the ovary.【植物学】 胎座式：子房内胎座的组成形状美国传统〔placentation〕Formation of a placenta in the uterus.胎盘形成：胎盘在子宫中的形成过程美国传统〔placentation〕The type or structure of a placenta.胎盘形式或构造美国传统〔placenta〕The drug can be transferred to the baby via the placenta.毒品会通过胎盘传给胎儿。柯林斯高阶〔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Oestrogen is secreted mainly by the ovaries and placenta.雌激素主要从卵巢和胎盘里分泌出来。剑桥国际 |
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