local hematoma

例句：

1. 1. He was treated for a local hematoma after the accident.
   他在事故后因局部血肿接受了治疗。
2. 2. The doctor advised him to keep the wound clean and avoid any further local hematomas.
   医生建议他保持伤口清洁，避免任何进一步的局部血肿。
3. 3. After the surgery, he had to stay in bed for several days due to a severe local hematoma.
   手术后，他不得不卧床休息几天，因为严重的局部血肿。