vacuum dash pot

例句：

1. 1. The vacuumcleaner is very useful for cleaning the floor.
   真空吸尘器对于清洁地板非常有用。
2. 2. Vacuuming the carpets every weekkeeps them looking fresh and clean.
   每周打扫地毯保持它们看起来新鲜和干净。
3. 3. Thevacuum cleaner has a powerful suction thatcan suck up even the smallest particles.
   真空吸尘器具有强大的吸力，可以吸起最小的颗粒。