There are two placentas and two separate amniotic sacs, each with its own membrane.
有两个胎盘和两个分隔的羊膜囊, 各自有自己的外膜层包裹。
They therefore collected and analysed placentas on site in Uganda.
因此，他们在乌干达对胎盘进行收集分析研究。
placentas parietal ovules 2 to many, orthotropous, rarely anatropous
侧膜胎座胚珠2到多数, 直生, 很少倒生
The ovary was bicarpellary syncarpous and unilocular having parietal placentas. Ovules were anatropous.
子房为二心皮一室, 多胚珠, 侧膜胎座, 倒生型胚珠。
Arrangement of placentas within the ovary.
胎座式子房内胎座的组成形状
ovules many, on parietal to basal placentas.
胚珠很多，侧膜胎座到基生胎座
placentas parietal and equal in number to carpels, or basilar owing to reduction of ovules.
侧膜胎座和在心皮, 或在数字上等于由于削减胚珠。
Ovary 1loculed, with 3 parietal placentas.
子房1室, 具侧膜胎座。
Placentas parietal stigmas numerous, sometimes 2fid or flabellate.
侧膜胎座柱头多数, 有时2裂或扇形。
placentas 2, parietal, projecting slightly inward, 2cleft.
胎座2, 向内的周壁, 凸出的稍, 2半裂。
Mammals have eaten the placentas of their offspring since time began.
自从地球上有了哺乳动物，吃胎盘就开始了。
英文例句大全为您提供placentas英文例句大全,placentas英文造句,关于placentas的英语句子,单词placentas怎么造句,placentas英文例句大全有哪些,哪些英语句子是关于placentas,英语单词placentas的句子,单词placentas如何造句,placentas怎么造句等。