water abration

例句：

1. 1.The old car's paint is starting to abrade.
   这辆旧车的车漆开始磨损了。
2. 2. The metal surface was abraded by the sandpaper.
   金属表面被砂纸磨损了。
3. 3.The wood was abraded by the wheels of the cart.
   木头被马车的轮子磨损了。