muller plough

例句：

1. 1. The farmer used a muller plough to prepare the field for planting.
   农民使用犁铧准备田地种植。
2. 2.The old man was busy with his muller plough in the fields.
   老人在田野里忙着他的犁铧。
3. 3.The muller plough is an essential tool for farmers in agriculture.
   犁铧是农业中农民必备的工具。