rake's progress

例句：

1. 1.The farmer used a rake to clear the snow from the field.
   农民用耙子清理了田地上的雪。
2. 2. The rake's progress is measured by how much it can turn over in one day.
   耙子的工作效率是通过它一天能翻动多少土壤来衡量的。
3. 3. The rake's progress has been slow due to the heavy snowfall.
   由于大雪，耙子的工作效率变得缓慢。