/dʌst ||; dʌst/noun
[U] very small pieces of dry dirt, sand, etc in the form of a powder 尘埃;灰尘:
a thick layer of dust厚厚的一层灰尘chalk/coal dust粉笔末;煤尘The tractor came up the track in a cloud of dust.拖拉机开上小路,扬起一团尘埃。a speck (= small piece) of dust一点灰尘 ➔dustyadjThis shelf has got very dusty.这块搁板积满了灰尘。
*dust²
/dʌst ||; dʌst/verb
[I,T] to clean a room, furniture, etc by removing dust with a cloth 用布把灰尘抹去 ·
Let me dust those shelves before you put the books on them.我把书架抹干净以后你再放书。☞Look at the note at clean ². 参看clean^2的注释。
dust1/dʌst; dʌst/n [U] very small bits of dirt or soil that look like a powder 沙尘﹐尘土: The furniture was covered in dust . 家具上积满了灰尘。a thick layer of dust on the table 桌子上厚厚的一层灰尘a speck of dust 一粒灰尘The car drove off in a cloud of dust . 汽车扬起一片尘埃开走了。
dust2v [I,T] to clean the dust from something with a cloth 擦去(…的)灰尘: He dusted the shelves. 他擦去了架子上的灰尘。dust sth off phr v to remove dust, dirt etc from something by brushing it with your hands〔用手〕除去…的灰尘﹐擦净: He dusted off the crumbs. 他拂去面包屑。dust yourself off He got to his feet and dusted himself off. 他站起来拍去身上的灰尘。
dustdustdustsdusteddusting2verb (dusts, dusting, dusted)to take dust off something with a cloth: I dusted the furniture.dustdustdustsdusteddusting1noun (no plural)dry dirt that is like powder: The old table was covered in dust.