子宫颈内口
- 网络internal cervical orifice; internal os

子宫颈内口
internal cervical orifice
... 大脑内静脉 internal cerebral veins 子宫颈内口 internal cervical orifice 内环骨板 internal circumferential lamella ...
internal os
... [=inside-out(vesicle)] 内-外(囊泡),由里翻到外面(囊泡) [=internal os(cervix)] 子宫颈内口 =Image Orthicon 超正析象管 ...