carcinoma of lip

例句：

1. 1.The patient's lip was severely burned during the accident.
   患者在事故中严重烧伤了嘴唇。
2. 2. The doctor performed a biopsy on the patient's lip to determine the cause of the injury.
   医生对患者的嘴唇进行了活组织检查，以确定受伤的原因。
3. 3. The patient had to undergo surgery to remove the carcinoma of the lip.
   患者不得不接受手术来切除唇癌。