bitumen sprayer

例句：

1. 1. The asphalt sprayer was used to coat the roads with a layer of hot asphalt.
   沥青喷射器被用来给道路涂上一层热沥青。
2. 2.The bitumen sprayer is essential for preparing the road surface for winter driving conditions.
   沥青喷射器对于为冬季驾驶条件准备道路表面至关重要。
3. 3. The asphalt sprayer was used to repair potholes in the city's streets.
   沥青喷射器被用来修复城市街道上的坑洼。