hoisting gear for cutter ladder

例句：

1. 1.The crane operator hoists the heavyload onto the truck.
   起重机操作员将重物吊起放到卡车上。
2. 2. Theconstruction workers need to hoist the scaffolding up high.
   建筑工人需要将脚手架提升到高处。
3. 3. Theengineers are busy hoisting the new machinery ontothe factory floor.
   工程师们忙于将新机械吊装到工厂车间。