sweeping at definite depth

例句：

1. 1.The house was thoroughly cleaned by the team of volunteers.
   志愿者团队彻底清理了这所房子。
2. 2.The sweeping of the floor made it look much cleaner.
   扫地板让房间看起来更干净了。
3. 3. The sweeping of the streets cleared away the trash and debris.
   街道的清扫清除了垃圾和碎片。