metering rod

例句：

1. 1.The engineer used a measuring rod to measure the length of the beam.
   工程师使用一根测量杆来测量梁的长度。
2. 2. The carpenter used a measuring rod to measure the width of the door.
   木匠使用一根测量杆来测量门的宽度。
3. 3.The surveyor used a measuring rod to measure the height of the building.
   测量员使用一根测量杆来测量建筑物的高度。