deduster

例句：

1. 1. 吸尘器
   用于清洁
2. 1.The vacuum cleaner is very useful for cleaning the floor.
   真空吸尘器对于清洁地板非常有帮助。
3. 2.The teacher asked us to clean the classroom thoroughly before the exam.
   老师要求我们在考试前彻底打扫教室。
4. 3. The duster was used to remove dust from the furniture.
   用掸子从家具上清除灰尘。