单词	flap
释义	flap1 nounflap2 verb flapflap1 /flæp/ ●○○ noun Entry menu MENU FOR flapflap1 flat piece of something2 movement3 excitement/worry4 part of aircraft Examples EXAMPLES FROM OTHER DICTIONARIES All we could hear was the flap of the sails. Kelly resigned over a flap about videotaping interviews with job seekers. The return address was on the flap of the envelope. EXAMPLES FROM THE CORPUS Cars and lorries hooting, accelerating and braking put Dawn into a real flap. He prefers to suffer quietly through the periodic flaps. Remembering the cup in her pocket, she pressed her hand over the flap to hide it. The flap over the name is only the latest that has made Marana the butt of local jokes. The headgear was so tight around the forehead that my brain began to ache, but the ear flaps dangled. They had thick flat soles, to each side of which was stretched a straight flap of leather. Two hours later, when the flaps of the box folded down, the antenna unfurled. With undercarriage down and full flap these symptoms are further exaggerated, and the speed comes back to below eighty. word sets WORD SETS► Air aerial, adjectiveaero-, prefixaerobatics, nounaerodrome, nounaeronautics, nounairborne, adjectiveaircraft, nounaircrew, nounairfare, nounairfield, nounairline, nounairliner, nounair pocket, nounairport, nounairship, nounairsick, adjectiveairspace, nounairspeed, nounairstrip, nounair terminal, nounair traffic controller, nounairway, nounairworthy, adjectivealtimeter, nounapron, nounautomatic pilot, nounautopilot, nounaviation, nounaviator, nounballast, nounballoon, nounballooning, nounbank, verbbarrage balloon, nounbiplane, nounblack box, nounblimp, nounboarding card, nounboarding pass, nounbulkhead, nounbusiness class, nounbuzz, verbcabin, nouncaptain, nouncarousel, nounceiling, nouncharter flight, nouncheck-in, nounchock, nounchopper, nounchute, nounclub class, nouncontrail, nouncontrol tower, nounco-pilot, nouncowling, nouncraft, nouncrash landing, noundeparture lounge, noundepartures board, noundirigible, noundisembark, verbdive, verbeconomy class, nouneject, verbejector seat, nounfin, nounflap, nounflier, nounflight, nounflight attendant, nounflight deck, nounflight path, nounflight recorder, nounflight simulator, nounfly, verbflyby, nounflyer, nounflying, nounflypast, nounfree fall, nounfuselage, noungate, nounglider, noungliding, noungondola, nounground, verbground control, nounground crew, nounground staff, nounhangar, nounhang-glider, nounhang-gliding, nounhelicopter, nounhelicopter pad, nounheliport, nounhijacking, nounholding pattern, nounhot-air balloon, nounhydroplane, nouninbound, adjectivein-flight, adjectiveinstrument panel, nounjet, nounjet engine, nounjet-propelled, adjectivejet propulsion, nounjoystick, nounjumbo jet, nounjump jet, nounland, verblanding gear, nounlanding strip, nounlayover, nounlift, nounlight aircraft, nounlounge, nounlow-flying, adjectivemicrolight, nounmonoplane, nounnavigation, nounno-fly zone, nounnose, nounnosedive, nounnosedive, verboverfly, verbparachute, nounparachute, verbparachutist, nounpilot, nounpilot, verbpitch, nounpitch, verbplane, nounplot, verbpod, nounpressurized, adjectiveprop, nounpropeller, nounradio beacon, nounrefuel, verbripcord, nounroll, verbroll, nounrotor, nounrudder, nounrunway, nounseaplane, nounseat belt, nounshort-haul, adjectiveski plane, nounskycap, nounsonic boom, nounspoiler, nounsteward, nounstewardess, nounstrut, nounswept-back, adjectiveswoop, verbtail, nountailspin, nountake-off, nountaxi, verbterminal, nountest pilot, nounthrust, nountouchdown, nountransit lounge, nountransport plane, nounturbojet, nounturboprop, nountwin-engined, adjectiveundercarriage, nounupgrade, verbvapour trail, nounwheel, verbwindsock, nounwind tunnel, nounwing, nounwingspan, nounwingtip, nounzeppelin, noun Collocations COLLOCATIONS FROM OTHER ENTRIES► a bird flaps its wings (=it moves its wings up and down)· The baby birds were trying to flap their wings. ► a cat flap (=a special door for a cat to go in and out of a house)· The cat was getting too fat to fit through the cat flap. ► be blowing/swaying/flapping etc in the wind · The trees were all swaying in the wind. ► flap its wings (=move them)· The ducks woke up and flapped their wings. ► wings flap · Dusky wings flapped overhead. COLLOCATIONS FROM THE CORPUSNOUN► cat · I hear the thump of the cat flap as Cat O'Fun tumbles through it without the feline grace of his fellows.· Became confident and prised the cat flap open again.· One craftily claws her stocking by the Big Cat flap.· It's only a matter of time till he learns to use the cat flap.· Somebody had left me a note, though, through the cat flap in my flat door. ► wing · The evidence indicated that wing flaps were in the retracted position at the time of impact. 1flat piece of something [countable] a thin flat piece of cloth, paper, skin etc that is fixed by one edge to a surface, which you can lift up easily:  the tent flap A loose flap of skin covered the wound. → cat flap2movement [singular] the noisy movement of something such as cloth in the air:  the flap of the sails3excitement/worry a flap informal a situation in which people feel very excited or worried about somethingbe in a flap Rafi’s in a bit of a flap over the wedding plans. → unflappable4part of aircraft [countable] a part of the wing of an aircraft that can be raised or lowered to help the aircraft go up or down flap1 nounflap2 verb flapflap2 ●○○ verb (past tense and past participle flapped, present participle flapping) Word Origin WORD ORIGINflap2 Origin: 1300-1400 Perhaps from the sound Verb Table VERB TABLE flap Simple Form Present I, you, we, they flap he, she, it flaps Past I, you, he, she, it, we, they flapped Present perfect I, you, we, they have flapped he, she, it has flapped Past perfect I, you, he, she, it, we, they had flapped Future I, you, he, she, it, we, they will flap Future perfect I, you, he, she, it, we, they will have flapped Continuous Form Present I am flapping he, she, it is flapping you, we, they are flapping Past I, he, she, it was flapping you, we, they were flapping Present perfect I, you, we, they have been flapping he, she, it has been flapping Past perfect I, you, he, she, it, we, they had been flapping Future I, you, he, she, it, we, they will be flapping Future perfect I, you, he, she, it, we, they will have been flapping Examples EXAMPLES FROM OTHER DICTIONARIES The ship's sails flapped in the wind. EXAMPLES FROM THE CORPUS A pair of night birds circled above, the flapping of their wings and their eerie screeches penetrating the thickening mist. Gloria lead Dot up the outside steps from the basement to look at the cotton flags flapping in the sun. Her wings flapped, and the duck took immediate flight. His shirt-tails flapping in the breeze, he faced the green at an angle of forty-five degrees and sliced every shot. Intangible winds gripped the wizard's robe, flapping it out in eddies of blue and green sparks. She watched the next scene; nurses running towards a hospital, their unbuttoned navy-blue coats flapping over pale uniforms. With his arm on the window well, he cruised down the street, the breeze flapping his sleeve. Collocations COLLOCATIONS FROM OTHER ENTRIES► a bird flaps its wings (=it moves its wings up and down)· The baby birds were trying to flap their wings. ► a cat flap (=a special door for a cat to go in and out of a house)· The cat was getting too fat to fit through the cat flap. ► be blowing/swaying/flapping etc in the wind · The trees were all swaying in the wind. ► flap its wings (=move them)· The ducks woke up and flapped their wings. ► wings flap · Dusky wings flapped overhead. COLLOCATIONS FROM THE CORPUSADVERB► around · The thing flapped around like a sail in a transatlantic yacht race, you could have gone surfing on it.· I went flapping around like Charlie Chaplin to my first night of work.· Birds came and flapped around the body.· Yellow, withered bean leaves rustled on the plants and flapped around on the ground.· I like this - in high winds there's no chance of the flysheet flapping around or flying over the tent.· The bat flapped around his misshapen hat and took off into the dark.· A butterfly was flapping around the wheelbarrow looking for a fragrance to match the colour of that great metallic flower. NOUN► breeze · She made her silent vow to the piece of wallpaper that flapped in the breeze.· The fenders flapped in the breeze, and the engine coughed and wheezed like an old man on his last legs.· His shirt-tails flapping in the breeze, he faced the green at an angle of forty-five degrees and sliced every shot.· Huckleberry's tongue was protruding out of the corner of his mouth and flapping in the breeze! ► wind · A sailing ship was passing, its mylar sails flapping in the gusty wind.· The quarterback wears a green plaid shirt that flaps in the late-afternoon wind.· The Headmaster still had on his gown and he flapped in the wind like a bat as he charged across the grass.· Duvall followed closely behind, coat flapping in the wind and the rain.· One morning a loose cord was flapping in the wind, cracking the canvas alongside his ear.· And the Linwood plant a graveyard, grass growing between the assembly lines, corrugated-iron roofs flapping in the wind. 1[intransitive, transitive] if a bird flaps its wings, it moves them up and down in order to fly2[intransitive, transitive] to move quickly up and down or from side to side, often making a noise:  The flags were flapping in the breeze. Flap your arms to keep warm.3[intransitive] British English informal to behave in an excited or nervous way:  There’s no need to flap!
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