耕耘的

例句：

1. 1. The farmer has been working hard to improve the quality of his crops.
   这位农民一直在努力提高他的作物质量。
2. 2. The land was once barren, but now it is being carefully cultivated for farming.
   这片土地曾经荒芜，但现在正在被精心耕作用于农业。
3. 3. The farmers are using modern technology to improve their cultivation methods.
   农民们正在使用现代技术来改进他们的耕作方法。