Word · Frequency #8726
flap
盖片；垂片；翻板
核心释义
a flat piece of material that is fixed along one edge and can hang down, lift up, or move to cover an opening
- 1.
宽而柔韧的悬挂片状物。
Anything broad and flexible that hangs loose, or that is attached by one side or end and is easily moved.
- 2.
铰接叶片；活板。
A hinged leaf.
- 3.
飞机机翼后缘的铰接面,用于增加升力和阻力。
A hinged surface on the trailing edge of the wings of an aeroplane, used to increase lift and drag.
- 4.
鳐鱼的侧鳍。
A side fin of a ray.
- 5.
宽大松散之物的摆动,或由此产生的声音或拍打。
The motion of anything broad and loose, or a sound or stroke made with it.
- 6.
争议、丑闻、骚动或不安。
A controversy, scandal, stir, or upset.
- 7.
由单一肌肉收缩产生的辅音,如标准美式英语 body 中的 /ɾ/ 音。
A consonant sound made by a single muscle contraction, such as the sound /ɾ/ in the standard American English pronunciation of body.
- 8.
不完全脱离身体的组织块,是整形手术的中间阶段。
A piece of tissue incompletely detached from the body, as an intermediate stage of plastic surgery.
- 9.
删去一组顶点后所得导出子图的连通分量。
A connected component of the induced subgraph formed by deleting a set of vertices.
襟翼；拍打；摆动；拍打声；慌乱；不安；小风波；闪音；轻拍音；皮瓣；组织瓣
用法In use
The envelope's flap was not sealed properly.
用法提示：这里 'flap' 指信封上的封口片，是名词用法。
The pilot lowered the flaps to slow down the plane.
用法提示：这里 'flaps' 是名词复数，指飞机机翼上的襟翼。
The bird's wings gave a loud flap as it took off.
用法提示：这里 'flap' 指一次拍打的动作，是名词用法。
the flap of [noun]
表示某物的垂悬片或盖片。
The flap of the tent was loose.
帐篷的垂片松了。
a [adj] flap
用形容词描述 flap 的特征。
He sewed a cloth flap over the opening.
他在开口处缝了一个布盖片。
相关词与表达Connections
搭配Collocations
- envelope flap
- 信封口盖
- Please lick the envelope flap and seal it.请舔一下信封口盖然后封好。
- tent flap
- 帐篷帘
- He unzipped the tent flap and crawled inside.他拉开帐篷帘的拉链，爬了进去。
- pocket flap
- 口袋盖
- The pocket flap was secured with a button.口袋盖用纽扣扣住了。
- skin flap
- 皮瓣
- The surgeon used a skin flap to cover the wound.外科医生用皮瓣覆盖伤口。
- wing flap
- 机翼襟翼
学习提示Learner notes
记忆技巧Memory Tip
想象一只小鸟拍打翅膀（flap），发出“啪啪”声，翅膀就像片状垂悬物。
语境与语域Context & Register
语域：mixed 常见场景：aviation、clothing、envelope 该词在航空领域指襟翼时语体较正式，在日常衣物（如口袋盖）或信封封盖使用时多为中性，因此语体混合。
语法说明Grammar Note
作为名词时通常可数
发音与拼写Pronunciation & Spelling
所有单词都押韵，因为它们都包含 /æp/ 音。注意：虽然 'wrap' 拼写不同但发音相似（/ræp/），但未列入列表。
用法优先级Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
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Dictionary facts from ECDICT, WIKTIONARY, WORDNET.