neck of uterus

例句：

1. 1.The doctor performed a biopsy on the neck of the uterus to investigate the cause of the bleeding.
   医生对子宫颈部进行了活组织检查，以调查出血的原因。
2. 2.During childbirth, the neck of the uterus can become inflamed and painful.
   分娩期间，子宫颈部可能会发炎并疼痛。
3. 3. Women should be aware that the neck of the uterus is vulnerable during pregnancy.
   女性应该意识到在怀孕期间，子宫颈部是易受伤害的。