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flap

noun
🔊/flæp/
🔊/flæp/
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    flat piece of paper, etc.平整的纸等

  1. [countable] a flat piece of paper, cloth, metal, etc. that is attached to something along one side and that hangs down or covers an opening（附于某物的）片状下垂物，封盖，口盖，袋盖
    • the flap of an envelope信封的封盖
    • I zipped the tent flaps shut.我拉上了帐篷门帘的拉链。🔊🔊
    • The jacket was fastened with a complicated buttoned flap.这件夹克是用一个复杂的纽扣式襟翼固定的。
    • He was wearing a deerstalker hat with flaps to cover the ears.他戴着带皮瓣的戴猎鹿帽的帽子遮住耳朵。
    see also cat flap
    Extra Examples
    • The officer undid the flap of his holster and drew his gun.军官打开枪套盖拔出了手枪。
    • a loose flap of skin快脱落的一小块表皮
    Oxford Collocations Dictionaryadjective
    • small
    • loose
    • tent
    • …
    verb + flap
    • lift
    • lift back
    • lift up
    • …
    See full entry
    2.

    movement动作

  2. [countable, usually singular] a quick often noisy movement of something up and down or from side to side（上下或左右）拍打，振（翅），拍击
    • With a flap of its wings, the bird was gone.鸟拍打着翅膀飞走了。🔊🔊
    • the flap of the sails风帆的猎猎摆动
    3.

    worry/excitement忧虑；激动

  3. [singular] (informal, especially British English) a state of worry and excitement忧虑；困惑；激动
    • She gets in a flap over the slightest thing.极小的事也能令她不安。🔊🔊
    • Harry’s in a bit of a flap over this interview tomorrow.明天哈里在这次采访中有点动摇。
    Extra Examples
    • Having to cook for everyone at Christmas put his mother in a real flap.得在圣诞节给所有人做饭，这使他妈妈很是着急。
    • I've never seen her in a flap; she's always so calm.我从没看见她慌乱过，她总是那样镇静。
    4.

    public anger/criticism

  4. [singular] (North American English) public anger or criticism caused by something a public figure has said or done公众不同意；群众愤怒；大众批评
    • the flap about the President’s business affairs公众对总统公务的批评
    • a flap over nuclear issues核问题导致的恐慌
    Topics Opinion and argumentc2

    5. part of aircraft飞行器部分

  5. [countable] (specialist) a part of the wing of an aircraft, at the back of the wing, that can be moved up or down to control movement in either direction （飞机的）襟翼
    • The wing flaps were not extended at the time of the accident.事故发生时机翼襟翼未伸出。
    • The pilot lowered the flaps as the aircraft came into land.飞机着陆时飞行员放下了襟翼。
    compare slat (2)Topics Transport by airc2

    6. phonetics语音学

  6. (also tap)
     [countable] (phonetics语音学) a speech sound that is produced by striking the tongue quickly and lightly against the part of the mouth behind the upper front teeth
    7. Word OriginMiddle English: probably imitative.

flap

verb
🔊/flæp/
🔊/flæp/
Verb Forms
present simple I / you / we / they flap
🔊/flæp/
🔊/flæp/
he / she / it flaps
🔊/flæps/
🔊/flæps/
past simple flapped
🔊/flæpt/
🔊/flæpt/
past participle flapped
🔊/flæpt/
🔊/flæpt/
-ing form flapping
🔊/ˈflæpɪŋ/
🔊/ˈflæpɪŋ/
Idioms
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    move quickly快速动作

  1. [transitive, intransitive] flap (something) if a bird flaps its wings, or if its wings flap, they move quickly up and down 振（翅）synonym beat
    • The bird flapped its wings and flew away.鸟振翅飞去。🔊🔊
    • The gulls flew off, wings flapping.海鸥拍打着双翅飞走了。🔊🔊
    Oxford Collocations Dictionaryadverb
    • gently
    • wildly
    See full entry
  2. [intransitive, transitive] to move or to make something move up and down or from side to side, often making a noise（使上下或左右）拍打，拍击，摆动
    • (+ adv./prep.) The sails flapped in the breeze.风帆在微风中摆动。🔊🔊
    • Two large birds flapped (= flew) slowly across the water.两只大鸟振翅缓缓飞过水面。🔊🔊
    • flap something She walked up and down, flapping her arms to keep warm.她来回走动，挥动着双臂使身体暖和起来。🔊🔊
    • A gust of wind flapped the tents.一阵风吹动了帐篷。🔊🔊
    Extra Examples
    • Her wet skirt flapped around her knees.她湿了的裙子拍打着膝盖。
    • His coat flapped open.他的外套拍打着张开。
    • The man was flapping a large white sheet.那个男人挥动着一条白色的大床单。
    Oxford Collocations Dictionaryadverb
    • gently
    • wildly
    See full entry
    3.

    be worried/excited忧虑；激动

  3. [intransitive] (British English, informal) to behave in an anxious or excited way忧虑；激动
    • There's no need to flap—I've got everything under control.不必担心，一切都已在我控制之中。🔊🔊
    Topics Feelingsc2

    4. phonetics语音学

  4. (also tap)
     [transitive] (phonetics语音学) flap something to produce a flap
    5. Word OriginMiddle English: probably imitative.
Idioms
somebody’s ears are flapping
  1. (British English, informal) a person is trying to listen to somebody else’s conversation某人正竖着耳朵听