duster：释义

One that dusts, especially: A cloth or brush used to remove dust. A device for sifting or scattering a powdered substance.

A smock worn to protect one's clothing from dust. A full-length coat, often slit up the back to the knees or waist, serving a similar purpose.

A loose dress-length housecoat. A light, loose, usually three-quarter-length top, often worn over a blouse or as part of a set with pants.