Definition
To remain unused for a prolonged period.
长期闲置
My guitar has been gathering dust since I got injured.
自从我受伤后，我的吉他就一直闲置着。
Those old textbooks have been gathering dust in the attic.
那些旧课本一直在阁楼上积灰。
The treadmill I bought is just gathering dust in the corner of the room.
我买的跑步机只是在房间角落里积灰。