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单词 clean
释义

WordReference Random House Learner's Dictionary of American English © 2024
clean /klin/USA pronunciation   adj. and adv., -er, -est, v. 
adj. 
    1. free from dirt;
      unsoiled;
      unstained:a clean dress.
    2. free from foreign or extra matter;
      pure:clean sound.
    3. free from pollution:clean air; clean energy.
    4. free from roughness or irregularity: a clean cut with a scalpel.
    5. gracefully beautiful;
      trim: the clean lines of a ship.
    6. morally pure;
      innocent;
      honorable: to lead a clean life.
    7. not cheating;
      showing good sportsmanship:a clean fighter.
    8. inoffensive in language or content:clean books.
    9. innocent of crime:He had a clean record.
    10. free from defects or flaws: a clean diamond.
    11. made without any difficulty;
      quickly and smoothly done: a clean getaway.
    12. smoothly and skillfully performed;
      adroit: a clean swing of the bat.
    13. [before a noun] complete;
      total: a clean break with tradition.
    14. empty;
      bare:a clean sheet of paper.

    adv. 
    1. in a clean manner;
      cleanly:ran up the stairs and got clean away.
    2. so as to be clean: This shirt will never wash clean.
    3. Informal TermsInformal. completely;
      quite: The bullet passed clean through the wall.

    v. 
    1. to perform or undergo a process of cleaning: [no object]This new countertop cleans easily.[~ + object]I cleaned the room.
    2. to dry-clean:[~ + object]Clean and press the pants.
    3. to remove the insides and other parts from (poultry, etc.) that cannot be eaten;
      dress:[~ + object]She cleaned the turkey.
    4. clean out,
      • to empty in order to straighten or clean: [~ + out + object]I had to clean out my desk to find what I was looking for.[~ + object + out]I cleaned it out before dinner.
      • to take all the money from (someone);
        steal or take everything from (a store, etc.): [~ + object + out]They managed to clean him out at poker.[~ + out + object]They cleaned out the gangster and his men with a perfect scam.
    5. clean up,
      • to wash or tidy up: [no object]Let me clean up and I'll be right in.[~ + up + object]Please clean up your room.[~ + object + up]Would you clean the room up?
      • to get rid of undesirable persons, features, mistakes, etc., in: [~ + up + object]to clean up the errors in an essay.[~ + object + up]Can you clean them up now?
      • to put an end to;
        finish: [~ + up + object]to clean up yesterday's chores.[~ + object + up]to clean them up.
      • Informal Terms[no object] to make a large profit or a lot of money:Buy now while the prices are low and later you'll really clean up.
    Idioms
    1. Idioms, Slang Terms come clean, [no object] Slang. to tell the truth, esp. to admit one's guilt:finally came clean and admitted she had been the one.

clean•a•ble, adj. 
clean•ness, n. [uncountable]
    clean is a verb and an adjective, cleanliness is a noun:We cleaned the house. Take a clean plate. Cleanliness is essential in a hospital.

WordReference Random House Unabridged Dictionary of American English © 2024
clean  (klēn),USA pronunciation adj., -er, -est, adv., -er, -est, v. 
adj. 
    1. free from dirt;
      unsoiled;
      unstained:She bathed and put on a clean dress.
    2. free from foreign or extraneous matter:clean sand.
    3. free from pollution;
      unadulterated;
      pure:clean air; clean water.
    4. habitually free of dirt:Cats are considered clean animals.
    5. characterized by a fresh, wholesome quality:the clean smell of pine.
    6. free from all writing or marking:a clean sheet of paper.
    7. having few or no corrections;
      easily readable:The publisher demanded clean proofs from the printer.
    8. free from roughness or irregularity:He made a clean cut with a razor.
    9. not ornate;
      gracefully spare;
      forceful and simple;
      trim;
      streamlined:a clean literary style; the clean lines of a ship.
    10. complete;
      unqualified:a clean break with tradition.
    11. morally pure;
      innocent;
      upright;
      honorable:to lead a clean life.
    12. showing good sportsmanship;
      fair:a clean fighter.
    13. inoffensive in language or content;
      without obscenity.
    14. (of a document, record, etc.) bearing no marks of discreditable or unlawful conduct;
      listing no offenses:a clean driver's license.
    15. Slang Terms
      • innocent of any crime.
      • not having a criminal record.
      • carrying or containing no evidence of unlawful activity or intent, as controlled substances, unlicensed weapons, or contraband:The agents searched the car for drugs, but it was clean.
      • not using narcotics.
    16. (of a nuclear weapon) producing little or no radioactive fallout.
    17. Physicsnot radioactive.
    18. (of a document or financial instrument) free from qualifications or restrictions:a clean bill of lading.
    19. free from defects or flaws:a clean diamond.
    20. free from encumbrances or obstructions.
    21. neatly or evenly made or proportioned;
      shapely;
      trim:a clean profile.
    22. made without any unanticipated difficulty or interference:The bank robbers made a clean getaway.
    23. Slang Terms[Chiefly Biblical.]having no physical or moral blemish or carrying no taboo so as to make impure according to the laws, esp. the dietary or ceremonial laws:a clean animal; clean persons.
    24. dexterously performed;
      adroit:a clean serve in tennis.
    25. (of a jump over an obstacle) made without touching the obstacle.
    26. Slang Termshaving no direct associations, business interests, etc., that could prejudice one's official acts or decisions:The new governor is clean because he's sold his construction business and doesn't owe political favors to anyone.
    27. Slang Termswithout money or funds.
    28. Wine(of wine) having a taste that is unusually refreshing and smooth.
    29. Nautical, Naval Terms(of an anchorage, harbor, etc.) free of obstructions or hazards (opposed to foul).
    30. Veterinary Diseases(of the legs of a horse) free from injury or blemish, as capped hocks, splints, or scars.
    31. Banking, Business[Foreign Exchange.](of currency floats) not influenced by exchange-rate manipulation (opposed to dirty).

    adv. 
    1. in a clean manner;
      cleanly:Nobody wants to box with him because he doesn't fight clean.
    2. so as to be clean:This shirt will never wash clean.
    3. Informal Termswholly;
      completely;
      quite:The sharp carving knife sliced clean through the roast. In a year, he had gone clean through his inheritance.
    4. clean full, [Naut.]
      • Nautical(of a sail or sails) filled with wind;
        rap full.
      • Nautical(of a sailing vessel) with all sails full of wind;
        rap full.
    5. come clean, [Slang.]to tell the truth, esp. to admit one's guilt.

    v.t. 
    1. to make clean:Clean those dirty shoes.
    2. to remove or consume the contents of;
      empty;
      clear:She sat down to dinner ravenous and within five minutes had cleaned her plate.
    3. to dry-clean.
    4. to remove the entrails and other inedible parts from (poultry, fish, etc.);
      dress.
    5. Slang Termsto take away or win all or almost all the money or possessions of (often fol. by out):The cards were marked and I got cleaned.
    6. Metallurgyto remove the seams from (a casting) by filing or grinding.
    7. Stamps[Philately.]to delete intentionally the cancellation from (a postage or revenue stamp).

    v.i. 
    1. to perform or undergo a process of cleaning:This kind of fabric cleans easily. Detergents clean better than most soaps.
    2. to get rid of dirt, soil, etc. (often fol. by up):to spend the morning cleaning.
    3. Idioms clean house, to wipe out corruption, inefficiency, etc., as in an organization:It's time for the city government to clean house.
    4. clean out:
      • to empty in order to straighten or clean.
      • to use up;
        exhaust:He had cleaned out his savings.
      • Informal Termsto drive out by force.
      • to empty or rid (a place) of occupants, contents, etc.:Eager customers cleaned out the store on the first day of the sale. The thief cleaned out the safe.
      • [Slang.]to cause to lose all or almost all one's money or possessions.
    5. clean up:
      • to wash or tidy up.
      • to rid of undesirable persons or features:They cleaned up the local bars.
      • to put an end to;
        finish:to clean up yesterday's chores.
      • Informal Termsto make a large profit:They cleaned up in the stock market.
    6. Idioms clean up one's act. See act (def. 10).
    • Middle English clene, Old English clǣne pure, clear, cognate with Old High German kleini (German klein small) bef. 900
    clean′ness, n. 
      • 1.See corresponding entry in Unabridged neat, immaculate. Clean, clear, pure refer to freedom from soiling, flaw, stain, or mixture. Clean refers esp. to freedom from soiling:a clean shirt.Clear refers particularly to freedom from flaw or blemish:a clear pane of glass.Pure refers esp. to freedom from mixture or stain:a pure metal; not diluted but pure and full strength.
      • 7.See corresponding entry in Unabridged legible.
      • 11.See corresponding entry in Unabridged unsullied, chaste, virtuous.
      • 19.See corresponding entry in Unabridged unblemished, flawless.
      • 34.See corresponding entry in Unabridged entirely, thoroughly.
      • 37.See corresponding entry in Unabridged scour, scrub, sweep, brush, wipe, mop, dust, wash, rinse, lave, deterge, purify, clear; decontaminate. Clean, cleanse refer to removing dirt or impurities. To clean is the general word with no implication of method or means:to clean windows, a kitchen, streets.Cleanse is esp. used of thorough cleaning by chemical or other technical process; figuratively it applies to moral or spiritual purification:to cleanse parts of machinery; to cleanse one's soul of guilt.
      • 1.See corresponding entry in Unabridged dirty.
      • 17.See corresponding entry in Unabridged contaminated, radioactive.
      • 37.See corresponding entry in Unabridged soil.

Collins Concise English Dictionary © HarperCollins Publishers::
clean /kliːn/ adj
  1. without dirt or other impurities; unsoiled
  2. without anything in it or on it: a clean page
  3. recently washed; fresh
  4. without extraneous or foreign materials
  5. without defect, difficulties, or problems
  6. (of a nuclear weapon) producing little or no radioactive fallout or contamination
  7. (of a wound, etc) having no pus or other sign of infection
  8. pure; morally sound
  9. without objectionable language or obscenity
  10. thorough or complete: a clean break
  11. dexterous or adroit: a clean throw
  12. played fairly and without fouls
  13. simple in design: a ship's clean lines
  14. causing little turbulence; streamlined
  15. honourable or respectable
  16. habitually neat
  17. (esp of a driving licence) showing or having no record of offences
  18. slang innocent; not guilty
  19. not carrying illegal drugs, weapons, etc
 vb
  1. to make or become free of dirt, filth, etc: the stove cleans easily
  2. (transitive) to remove in making clean: to clean marks off the wall
  3. (transitive) to prepare (fish, poultry, etc) for cooking: to clean a chicken
 adv
  1. in a clean way; cleanly
  2. not standard (intensifier): clean forgotten, clean dead
  3. clean bowled ⇒ bowled by a ball that breaks the wicket without hitting the batsman or his bat
  4. come clean ⇒ informal to make a revelation or confession
 n
  1. the act or an instance of cleaning: he gave his shoes a clean

See also clean out, clean upEtymology: Old English clǣne; related to Old Frisian klēne small, neat, Old High German kleini

ˈcleanable adj ˈcleanness n
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更新时间：2024/11/10 19:41:09