scrape flutter

例句：

1. 1. The old paint is peeling off the wall.
   旧油漆正在从墙上剥落。
2. 2. The car was scratched by a rock on the road.
   汽车在公路上被一块石头划伤了。
3. 3.The old books were scraped clean of dust.
   旧书被清理得一尘不染。