stepping suture

例句：

1. 1. The surgeon used a stepping suture to close the wound.
   外科医生使用缝合线来缝合伤口。
2. 2.The patient was taken to the operating room for a minor procedure.
   患者被带到手术室进行一个小手术。
3. 3. The doctor explained how the stepping suture helped to stabilize the fractured bone.
   医生解释了如何缝合线帮助稳定骨折的骨头。