dust单词什么意思_dust单词解释 dust的反义词dust的例句

名词灰尘; （建筑物内、家具或地板等上的）灰尘; 遗骸，尸体，人体，人; 〈口〉金粉，粉末，粉剂，花粉

及物/不及物动词拂（一拂），掸（一掸）

及物动词撒（粉）于; 擦去…的灰尘; 擦灰; 撢去

1. 粉尘：(1)粉尘(dust) 一般指悬浮于气体介质中的微小固体颗粒,在重力作用下沉降,但在一段时间(甚至相当长时间)内能保持悬浮状态. 它通常是由固体物质的破碎、研磨、分级、输送等机械过程,或土壤、岩石的风化等自然过程形成的. 颗粒的形

2. 尘土：本届电影节的开幕影片是马其顿导演米柯.曼彻夫斯基(Milcho Manchevski)的新片尘土(Dust),1994年,曼彻夫斯基曾以反映前南战争痛苦的处女作暴雨将至(Before the Rain)夺得金狮奖,名震欧洲影坛.

2. dust的解释

1. 尘土;沙尘
Dust is very small dry particles of earth or sand.

e.g. Tanks raise huge trails of dust when they move...
坦克开动时扬起大量尘土。
e.g. He reversed into the stockade in a cloud of dust.
他在一阵尘土中将车倒进了围栏。

2. 灰尘
Dust is the very small pieces of dirt which you find inside buildings, for example on furniture, floors, or lights.

e.g. I could see a thick layer of dust on the stairs...
我可以看见楼梯上有一层厚厚的灰尘。
e.g. The rooms were empty of furniture and dust lay everywhere.
房间里没有家具,到处都是灰尘。

3. 粉末;细末
Dust is a fine powder which consists of very small particles of a substance such as gold, wood, or coal.

e.g. The air is so black with diesel fumes and coal dust, I can barely see.
空气中充斥着柴油烟雾和煤尘粉末,黑乎乎的,我几乎什么都看不见。

4. 擦去…的灰尘
When you dust something such as furniture, you remove dust from it, usually using a cloth.

e.g. I vacuumed and dusted the living room...
我用吸尘器打扫了客厅,擦了擦灰尘。
e.g. She dusted, she cleaned, and she did the washing-up.
她擦掉灰尘，打扫卫生，还清洗了餐具。

noun

1. fine powdery material such as dry earth or pollen that can be blown about in the air

e.g. the furniture was covered with dust

2. free microscopic particles of solid material

e.g. astronomers say that the empty space between planets actually contains measurable amounts of dust

3. the remains of something that has been destroyed or broken up

Synonym: debrisjunkrubbledetritus