除尘机

dusting machine / dust filter

(bound form) machine; mechanism / (bound form) aircraft / (bound form) an opportunity / (bound form) crucial point; pivot / (bound form) quick-witted; flexible / (bound form) organic

to get rid of / to remove / to exclude / to eliminate / to wipe out / to divide / except / not including

dust / dirt / earth

to eliminate dust (i.e. filter out suspended particles)