rootdozer

例句：

1. 1. The farmer used a rootdozer to clear the land for planting.
   农民使用根耕机为种植土地。
2. 2. The team of workers is responsible for tilling the soil and preparing the ground for planting.
   工人们负责翻土和准备土地以便种植。
3. 3. The farmer has been using a rootdozer for years to improve the quality of his crops.
   农民多年来一直使用根耕机来提高作物的质量。