flaps

UK //flæps//US //flæps//

词源

源自中古英语 'flappe'（拍打声），拟声词演变而来，与荷兰语 'flappen'（拍打）同源。

❶ 指可移动的扁平部件，通常用于控制气流或覆盖开口。常见于飞机机翼、信封封口等场景。

“The airplane's flaps were extended during landing.”

（飞机降落时展开了襟翼。）

“She licked the envelope flaps to seal it.”

（她舔了舔信封的封口处将其密封。）

同义词:cover, panel, tab, fold, valve

❶ 表示上下或左右摆动，通常指轻而快的动作，如鸟翼拍打或旗帜飘动。

“The bird flaps its wings rapidly to stay airborne.”

（鸟儿快速拍打翅膀以保持飞行。）

“The curtains flapped in the breeze from the open window.”

（窗帘随着窗外吹来的微风飘动。）

同义词:flutter, wave, swing, beat, wag

in a flap — 形容人处于紧张慌乱的状态，通常因为突发事件或压力导致手忙脚乱。

“She was in a flap trying to prepare for the unexpected guests.”