脓肿

例句：

1. 1. The patient had a pyom on his leg.
   病人的腿上有一个脓肿。
2. 2. The doctor advised him to drain the pyom as soon as possible.
   医生建议他尽快排空脓肿。
3. 3.The infection spread and caused a large pyom in his arm.
   感染扩散，导致他的手臂上形成了一个大脓肿。