定义
dust: 灰尘，尘土
The piano in the attic is covered with dust. 阁楼里的钢琴落了灰。
to dust: 擦去……的灰尘，掸掉灰尘
I dusted the house today.我今天打扫房间了。
dusty: 满是灰尘的
The computer is a little dusty, but otherwise it's in perfect condition.电脑有点脏，但除此之外还是很好的。
- "Especially Norton, I think he's allergic to dust."
- "And I also would like to add that your wig is very distinguished, and grey, and dusty-"
- "you eliminate the sound of crackling by wiping the dust from the record and needle with a cloth."
- "Horatio : There is no dust."
- "Horatio : Joan Wayne, you can't stay in this dirty, dusty Old West all your life."
- "Dust them off, buy yourself a record player and have a listen."
- "Estate agent : Yes, as you can smell, the apartment has been unoccupied for some time now, so there is a little dust."
- "It's a little dusty, but it's nothing some aerosol spray and sponge can't fix."
- "Horatio : So, the hard disk is the hard drive on the desktop on the top of the desk with no dust!"
