Pushtu

例句：

1. 1. The construction crew used a Pushtu to clear the path for the new road.
   施工队使用推土机为新路开辟了道路。
2. 2.The Pushtu was designed to be lightweight and easy to maneuver.
   推土机设计轻便且易于操控。
3. 3.The Pushtu was used to level the ground before the construction began.
   在施工开始前，推土机被用来平整地面。