loader

例句：

1. 1.The loader was used to lift heavy objects from the ground.
   装载机被用来从地面举起重物。
2. 2. The crane operator had to lift the heavy steel beams into place.
   起重机操作员必须将沉重的钢梁吊装到位。
3. 3. The hoisting machine was used to lift heavy loads onto a flatbed truck.
   起重机械被用来将重物吊到平板卡车上。