中耕机

例句：

1. 1. The farmer used a tractor to operate the cultivator.
   农民使用拖拉机操作耕作机。
2. 2. The machine can be operated by hand or with a remote control.
   这台机器可以通过手动操作或遥控操作。
3. 3. The cultivator has been designed for easy maintenance and long lifespan.
   耕作机已被设计为易于维护和使用寿命长。