tool lifter

例句：

1. 1.The tool lifter was used to lift heavy objects from the ground.
   工具升降器被用来从地面举起重物。
2. 2.The tool lifter was a valuable asset for the construction site.
   工具升降器对于施工现场来说是宝贵的资产。
3. 3.The tool lifter was used to transport heavy equipment across the construction site.
   工具升降器被用来在建筑工地上运输重型设备。