four-wheel drive tractor

例句：

1. 1.This tractor is designed for heavy-duty work, making it ideal for farms with a lot of land to till.
   这台拖拉机专为重载工作设计，非常适合土地广阔的农场使用。
2. 2.The farmer used this tractor to pull his cart across the fields during the harvest season.
   这位农民在收获季节用这台拖拉机拖动他的马车穿越田野。
3. 3.The four-wheel drive tractor was the only way to get through the mud and rocky terrain on that difficult mountain pass.
   那辆四轮驱动拖拉机是唯一能够穿越那个崎岖山道的交通工具。