combine-harvester

例句：

1. 1. The combine harvester is used to cut and transport crops.
   联合收割机用于切割和运输农作物。
2. 2. The farmer uses a combine harvester to harvest his fields.
   农民使用联合收割机来收割他的田地。
3. 3. The combine harvester has made harvesting much easier for farmers.
   联合收割机使得农民的收割工作变得容易多了。