musculus depressor labii superioris

例句：

1. 1.The doctor performed a surgery on the patient's upper lip to correct the cleft.
   医生为病人的上唇进行了手术，以纠正裂口。
2. 2. During the operation, the surgeon made small incisions on the upper lip of the patient.
   在手术过程中，外科医生在患者的上唇做了小切口。
3. 3. The patient was given anesthesia before the procedure, which included the use of muscle relaxants for the upper lip muscles.
   在进行手术前，患者接受了麻醉，其中包括使用肌肉松弛剂来放松上唇肌肉。