stretcher rod

例句：

1. 1.The stretcher rod was used to support the injured person's body during surgery.
   撑杆被用来在手术期间支撑受伤者的体部。
2. 2. The doctor needed a stretcher rod to lift the heavy equipment.
   医生需要一根撑杆来抬起重物。
3. 3.The nurse carefully placed the stretcher rod under the patient's bed.
   护士小心地把撑杆放在病人的床下。