ampullary

例句：

1. 1. The patient had adifficult time with the ampullary surgery.
   这位病人在肛管手术上遇到了困难。
2. 2. The doctor advised him to avoid spicyfood during his recovery period.
   医生建议他在康复期间避免吃辛辣的食物。
3. 3. The ampullary area is prone to infections dueto its close proximity to the anus.
   由于与肛门的接近，肛区容易感染。