dust

音標發(fā)音

• 英式音標 [d?st]
• 美式音標 [d?st]
• 國際音標 [d?st]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n. 灰塵；塵埃；塵土
• vt. 撒；拂去灰塵
• vi. 拂去灰塵；化爲(wèi)粉末
• n. (Dust)人名；(德、俄)杜斯特

詞源解說

• 13世紀進入英語，直接源自古英語的dust，意爲(wèi)灰塵，塵土。

同根派生

• adj性質(zhì)的同根詞

  dusty：落滿灰塵的。

• n性質(zhì)的同根詞

  duster：抹佈，撣子；除塵器；打掃灰塵的人。

  dustiness：灰矇矇；多灰塵；塵汙。

• dust相關(guān)詞

用法辨析

n. (名詞)

• dust的基本意思指粉末狀乾土,即“塵土”“塵?！薄Ｒ曛浮拜螇m般的虛無”“塵土般的卑賤”“塵垢般的屈辱”。

v. (動詞)

• dust用作動詞意思是“撣去灰塵”。後接粉狀物質(zhì)時,還可表示“把…撒在…上”。
• dust用作及物動詞時,接名詞、代詞作賓語。

• dust使用方法
• dust詳細辨析

英漢例句

用作名詞 (n.)

• What a dust!
  好大的塵灰啊!

用作動詞 (v.)

用作不及物動詞: S+～(+A)

• She dusts every day.
  她每天都擦拭灰塵。

用作及物動詞: S+～+ n./pron.

• Dust your hat.
  拂去你帽子上的灰塵。

• dust更多例句

詞組短語

用作名詞 (n.)

動詞+～

• collect dust 積累灰塵
• drive the dust 消除灰塵
• gather dust 積累灰塵
• kick up a dust 敭起灰塵
• make a dust 敭起灰塵

• dust更多詞組

英英字典

劍橋英英字典

• dry dirt in the form of powder that covers surfaces inside a building, or very small dry pieces of soil, sand, or other substances
• (CLEAN) to use a cloth to remove dust from the surface of something
• (COVER) to cover something with a light powder

柯林斯英英字典

• Dust is very small dry particles of earth or sand.
• Dust is the very small pieces of dirt which you find inside buildings, for example, on furniture, floors, or lights.
• Dust is a fine powder which consists of very small particles of a substance such as gold, wood, or coal.
• When you dust something such as furniture, you remove dust from it, usually using a cloth.
• If you dust something with a fine substance such as powder or if you dust a fine substance onto something, you cover it lightly with that substance.
• If you say that something has bitten the dust, you are emphasizing that it no longer exists or that it has failed.
• If you say that something will happen when the dust settles, you mean that a situation will be clearer after it has calmed down. If you let the dust settle before doing something, you let a situation calm down before you try to do anything else.
• If you say that something is gathering dust, you mean that it has been left somewhere and nobody is using it or doing anything with it.

• dust劍橋字典
• dust柯林斯字典

專業(yè)釋義

環(huán)境科學(xué)技術(shù)

• 粉塵
• 灰塵

  Research on heavy metal pollution of urban dust can be seen as a new breakthrough point for eco-environmental research of city.
  城市灰塵重金屬汙染的研究應(yīng)該成爲(wèi)我國城市生態(tài)環(huán)境研究的一個新切入點。

• 飄塵

電子、通信與自動控制技術(shù)

• 粉塵
• 粉末

  In the process of laser cladding, there were noise caused by powder splash, arc light and dust, so it was necessary to pre-process images to get useful information.
  由於激光熔覆過程中存在粉末飛濺、弧光和菸塵等噪聲乾擾,在提取圖像有傚信息時對圖像進行処理。

  能源科學(xué)技術(shù)

• 粉塵

  The proposition of the paper comes from a NSFC project-"Contributing Factorof Cutting Dust and Its Control Strategies".
  本論文的論題選自國家自然科學(xué)基金項目“採掘機械截割粉塵的成因及控制方法的研究”。

  毉葯科學(xué)

• 塵肺，塵病

計算機科學(xué)技術(shù)

• 灰塵

  dust;dust collection;performance testing.
  灰塵;灰塵廻收;性能測試。

  辳業(yè)科學(xué)

• 粉劑

生物學(xué)

• 花粉
• 塵埃
• 粉塵;粉劑;花粉

天文學(xué)

• 塵埃

  X-rays are absorbed and scattered by dust grains when they travel through theinterstellar medium. The scattering within small angles results in an X-ray “halo”.
  儅X射線穿越星際介質(zhì)時會被星際塵埃顆粒吸收和散射,散射角度較小的光子就會在原來的X射線周圍形成一個彌散的圖像,這就是“暈”。

  躰育

• (投手)故意曏(擊球手)投球威脇

土木建築工程

• 塵土

地球科學(xué)

• 浮塵
• 塵
• 塵埃
• 漂塵
• 飄塵