bulbourethral artery

例句：

1. 1. The uterine artery is responsible for delivering blood to the placenta during pregnancy.
   子宫动脉负责在怀孕期间将血液输送到胎盘。
2. 2. During childbirth, the uterine artery can become damaged and lead to hemorrhage.
   分娩过程中，子宫动脉可能会受损并导致出血。
3. 3. In some cases, a uterine artery may be blocked or damaged, which can cause severe pain and complications.
   在某些情况下，子宫动脉可能会被阻塞或损坏，这可能导致剧烈疼痛和并发症。