牵引器

例句：

1. 1. The tractor is used to pull heavy loads on farms.
   拖拉机用于农场拉动重物。
2. 2. The winch was used to lift the heavy cargo onto the ship.
   绞盘被用来将重货吊到船上。
3. 3. The tractor and winch were both essential for the construction work.
   拖拉机和绞盘对于建筑工作都是必不可少的。