trenchplough

例句：

1. 1. The farmer used a trench plough to clear the land for planting.
   农民使用战壕犁来清理土地以便种植。
2. 2. The trench plough was a crucial tool in the war effort.
   战壕犁是战争努力中的关键工具。
3. 3. The trench plough was used to level the ground for construction.
   战壕犁被用来平整土地以进行建设。