释义 |
noun | verb dustdust1 /dʌst/ ●●● S3 W2 noun ETYMOLOGYdust1Origin: Old English ► layer of dust A thick layer of dust covered the furniture. ► a speck of dust There was not a speck of dust anywhere. ► gather/collect dust The books just sit on the shelf collecting dust. ► cloud of dust A car sped past in a cloud of dust. ► When the dust ... settled When the dust finally settled after the layoffs, only two managers were left in the department. ► wait for the dust to settle We’ll just have to wait for the dust to settle. 1[uncountable] extremely small pieces of dirt that are in buildings on furniture, floors, etc. if they are not kept clean: A thick layer of dust covered the furniture. There was not a speck of dust anywhere.gather/collect dust The books just sit on the shelf collecting dust.2[uncountable] extremely small pieces of dirt, sand, etc. that are like a dry powder on the ground or in the air: He lay on his face in the dust. A car sped past in a cloud of dust.3gold/coal/pollen etc. dust powder consisting of extremely small pieces of gold, coal, pollen, etc.4the dust settles used to say that the details of a situation become clearer and less confused: When the dust finally settled after the layoffs, only two managers were left in the department. We’ll just have to wait for the dust to settle. [Origin: Old English] → see also bite the dust at bite1 (7), dusty, leave somebody in the dust at leave1 (32) noun | verb dustdust2 ●●○ verb VERB TABLEdust |
Present | I, you, we, they | dust | | he, she, it | dusts | Past | I, you, he, she, it, we, they | dusted | Present perfect | I, you, we, they | have dusted | | he, she, it | has dusted | Past perfect | I, you, he, she, it, we, they | had dusted | Future | I, you, he, she, it, we, they | will dust | Future perfect | I, you, he, she, it, we, they | will have dusted |
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Present | I | am dusting | | he, she, it | is dusting | | you, we, they | are dusting | Past | I, he, she, it | was dusting | | you, we, they | were dusting | Present perfect | I, you, we, they | have been dusting | | he, she, it | has been dusting | Past perfect | I, you, he, she, it, we, they | had been dusting | Future | I, you, he, she, it, we, they | will be dusting | Future perfect | I, you, he, she, it, we, they | will have been dusting |
THESAURUS to remove dirt from something by rubbing or washing► clean to remove dirt from something by rubbing or washing: I need to clean the bathtub. She’s busy cleaning. ► wash to use water, and often soap, to clean clothes, dishes, parts of your body, or uncooked food: Wash your hands before dinner. ► cleanse formal to make something, especially part of your body, completely clean: Cleanse the wound thoroughly with soap and water. ► disinfect to clean something with a chemical that kills bacteria: Bathrooms in public places must be disinfected regularly. ► sterilize to make something, for example a medical tool, completely clean and kill all bacteria in or on it, using high temperatures or chemicals: It is important to sterilize baby bottles to keep your baby healthy. ► purify to remove the dirty parts or bacteria from something such as water or air: Boil the water for ten minutes to purify it. ► wipe to clean a surface with a cloth, often a wet cloth: She wiped the crumbs off the table into her hand. ► scrub to clean something by rubbing it hard with a wet brush or cloth: He was on his hands and knees scrubbing the floor. ► dust to clean dust off furniture: The bookshelves need to be dusted. ► polish to make furniture, shoes, etc. shiny by rubbing them: I need to polish my shoes before my interview tomorrow. ► vacuum to clean carpets with a special machine: Don’t forget to vacuum under the table. ► sweep (up) to clean the dirt from the floor or ground using a broom (=brush with a long handle): After the haircut she swept up the hair. ► mop (up) to clean the floor with water and a mop (=soft brush on a long handle): It didn’t take long to mop the kitchen floor. ► do the housework to clean the house: I spent all Saturday doing the housework. ► do the dishes to wash plates and pans after a meal: If you cook, I’ll do the dishes. ► scour to wash dirty pots and pans with a rough cloth: If you let the pot soak, you won’t have to scour it. ► do the laundry to wash clothes: I need to do the laundry – I’m almost out of clean clothes. ► dry-clean to clean clothes with chemicals instead of water: Where do you get your suits dry-cleaned? 1[intransitive, transitive] to clean the dust from a surface by moving something such as a soft cloth across it: Help me dust the furniture.► see thesaurus at clean22[transitive] to cover something with a fine powder: dust something with something Dust the top of the cake with cinnamon.dust off phrasal verb1dust somebody/something ↔ off to clean something by brushing it or rubbing it with a cloth or with your hands: She dusted the snow off Billy’s coat.dust yourself off Smitty stood up and dusted himself off.2dust something ↔ off to get something ready in order to use it again after not using it for a long time: Investors are dusting off their check books as the economy recovers.3dust something off something (also dust something from something) to remove something such as dust or dirt from your clothes or another surface by brushing them with your hands: She dusted crumbs from her skirt. |