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- placental Langhans' layer 胎盘郎罕氏层
- placental Langhans rs layer 胎盘郎罕氏层
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- Formation of a placenta in the uterus. 胎盘形成胎盘在子宫中的形成过程
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- The type or structure of a placenta. 胎盘形式或构造
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- 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
- Human Placental alkaline pkosphatase，PLAP Elisa... 人胎盘碱性磷酸酶（PLAP）试剂盒；
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- Earlier studies linked the placenta to the disease. 早期的研究认为，该病与胎盘有关。
- Fraternal twins share one placenta. 异卵双生共享一个胎盘。
- 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
- The modified blastula that is characteristic of placental mammals. 胚泡转化的囊胚，为胎盘哺乳动物的特征
