Amniotie membrane

• 羊膜

Amniotie membrane的用法和样例：

例句

1. One outer membrane envelops both amniotic sacs.
   两个羊膜囊由一个外膜层包裹。
2. Nursing methods of preserving and making of human amniotic membrane was introduced.
   并介绍人羊膜的制作和保存等护理方法。