road stead

例句：

1. 1. The road slab is the foundation of the bridge.
   路堤是桥梁的基础。
2. 2. The road slab was constructed to withstand heavy traffic.
   路堤被建造来承受重交通。
3. 3. The road slab was damaged during the heavy rain.
   在大雨中，路堤受损了。