mesovarial margin of ovary

例句：

1. 1. The histological examination of thetissue revealed a mesovarial marginthat was infiltrated by tumorcells.
   组织学检查显示，中胚层边缘被肿瘤细胞浸润。
2. 2. During embryonic development, the mesovarial marginis where the primitive endoderm forms.
   在胚胎发育过程中，中胚层边缘是原始内胚层形成的地方。
3. 3. The mesovarial margin playsa crucial role in the formation of thevertebrate nervous system.
   中胚层边缘在形成脊椎动物神经系统中起着至关重要的作用。