flutter

flutter
verb

[no obj.](of a bird or other winged creature) fly unsteadily or hover by flapping the wings quickly and lightly
（鸟或其他有翼动物）拍翅而飞，振翼，盘旋
a couple of butterflies fluttered around the garden.
几只蝴蝶在花园里飞舞。
■(with reference to a bird's wings) flap in such a way
（鸟翅）轻快拍动；扑棱
[with obj.]the lark fluttered its wings, hovering.
云雀振翅盘旋。
[no obj.]their wings flutter and spread.
它们张开翅膀，轻快地拍动。
■[with adverbial]move or fall with a light irregular or trembling motion
飘动，飘落
the remaining petals fluttered to the ground.
残存的花瓣飘落到地上。
■[with adverbial of direction](of a person) move restlessly or uncertainly
（人）奔忙，忙乱
the hostess fluttered forward to greet her guests.
女主人赶忙上前迎接客人。
■(of a pulse or heartbeat) beat feebly or irregularly
（脉搏，心跳）微弱（或不规则地）跳动

noun

an act of fluttering
振翼，拍翅；飘动，飘落
there was a flutter of wings at the window.
有鸟在窗外拍动翅膀。
■a state or sensation of tremulous excitement
激动不安，（情绪）骚动
Shiona felt a flutter in the pit of her stomach.
希奥娜心里感到一阵不安。
her insides were in a flutter.
她内心忐忑不安。
■[mass noun](Aeronautics)undesired oscillation in a part of an aircraft under stress
(航天)颤振
■[mass noun](Medicine)disturbance of the rhythm of the heart that is less severe than fibrillation
(医)（心脏）扑动，振颤
atrial flutter.
心房扑动。
[count noun]I was diagnosed as having a heart flutter.
我被诊断患有心脏振颤。
■[mass noun](Electronics)rapid variation in the pitch or amplitude of a signal, especially of recorded sound
(电子)（尤指录音）（音高，振幅）快速颤动。比较 wow
(Brit. Informal)a small bet
(英，非正式)小赌注
a flutter on the horses.
赛马小赌注。

常用词组
flutter the dovecotes

(informal)cause alarm among normally imperturbable people
(非正式)使沉着的人惊慌

flutter one's eyelashes

open and close one's eyes rapidly in a coyly flirtatious manner
娇羞地眨眼

派生
flutterer
noun
flutteringly
adverb
fluttery
adjective
语源

Old English floterian, flotorian, a frequentative form related to fleet

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