screw plough

例句：

1. 1. The farmer used a screw plough to till the soil.
   农民使用钉耙翻耕土壤。
2. 2.He was busy planting vegetables with his screw plough.
   他正忙着用他的钉耙种植蔬菜。
3. 3. The farmer's tools were essential for preparing the land for planting.
   农民的工具对于准备土地以便种植至关重要。