motorized traverser dolly

例句：

1. 1. This motorized traverser dolly is perfect for leveling the terrain before construction.
   这款电动平地机非常适合在建设前平整地形。
2. 2. The construction crew used this machine to move heavy materials across the site.
   施工队使用这台机器将重材料从工地一侧移动到另一侧。
3. 3. The engineers were impressed by the efficiency of the motorized traverser dolly in moving heavy equipment.
   工程师们对这种电动平地机在搬运重型设备时的效率印象深刻。