stotter

例句：

1. 1. The construction crew used a stotter to level the land before building the new road.
   建筑工人使用一台推土机平整土地，以便建设新的道路。
2. 2. The engineer was responsible for supervising the stotter operations during the construction project.
   工程师负责监督施工项目中的推土机操作。
3. 3. The stotter operator had to work quickly and efficiently to complete the excavation before the rain set in.
   推土机操作员必须在下雨之前迅速而高效地完成挖掘工作。