a flutter of [noun]
A flutter of wings announced the bird's departure.
一阵翅膀的扑动宣告了鸟的离去。
心房扑动；颤抖；哆嗦；骚动；慌乱；机械振荡；颤振；光线闪烁；光线抖动
a quick, light, irregular movement or vibration; the act or state of fluttering
拍动的动作或多次拍动；拍动的来回运动；拍动状态
The act of fluttering, or multiple acts thereof; the back-and-forth motion of fluttering; a state of fluttering.
来回移动的动作
the act of moving back and forth
快速且不规则的运动或振动,或多次这样的运动
A quick and irregular motion or vibration, or multiple such motions.
心房异常快速搏动(尤指节律规整)；可导致心脏传导阻滞
abnormally rapid beating of the auricles of the heart (especially in a regular rhythm); can result in heart block
身体部位或整个身体的痉挛性振动；颤抖
A spasmodic vibration of one or more body parts or the entire body; a shudder.
混乱的爆发或骚动
a disorderly outburst or tumult
机械装置中的物理振动；振动状态；振动动作
A physical oscillation in a mechanical device; a state of oscillation; the action of oscillation.
声音的波动,尤其是技术故障
A fluctuation in sound, especially a malfunction in technology.
光的闪烁或波动；一种视觉失真
A flicker or fluctuation in light; a type of visual distortion.
投机行为,尤其是小规模的；冒险行为
A speculative endeavor, especially a small one; an act of taking a flutter (To support a risky option.).
一个或多个拍动的物体或现象,似乎在拍动或引起拍动的东西；拍动的东西
One or more objects or phenomena that flutter, that move as if fluttering, that appear to be fluttering or that cause fluttering; something fluttery.
少量或某事物的小迹象
A small amount or a small sign of something.
The flag gave a sudden flutter in the strong wind.
旗帜在强风中突然颤动了一下。
用法提示：此处 flutter 作名词，表示旗帜的快速晃动。
She felt a flutter of nervousness before her speech.
她在演讲前感到一阵紧张不安。
用法提示：此处 flutter 作名词，表示一阵激动不安的情绪。
He had a little flutter on the horse race and won some money.
他在赛马上小小赌了一把，赢了些钱。
用法提示：此处 flutter 作名词，表示小额赌注。
A flutter of wings announced the bird's departure.
一阵翅膀的扑动宣告了鸟的离去。
常作表语或状语，表示紧张状态。
She was in a flutter before the interview.
面试前她紧张不安。
英国口语用法，指小额赌博。
He likes to have a flutter on the horses.
他喜欢在赛马上下点小赌注。
grammar · medium
易错句子She felt flutter in her heart.
正确表达She felt a flutter in her heart.
"flutter" 作为可数名词表示"一阵颤动"时，前面需要不定冠词 "a"。中文的"心中一阵颤动"中"一阵"对应英语的冠词，漏用会导致语法错误。
grammar · medium
易错句子He fluttered on the horse.
正确表达He had a flutter on the horse.
在英式英语中，"flutter" 作名词表示"小额赌注"，常用短语 "have a flutter"。学习者可能误将其用作动词，但"flutter"作动词时没有赌博含义，因此需用名词结构。
flutter强调快速、不规则的小幅度颤动，而flap指较大幅度的拍动或摆动
flutter是紧张不安的状态，而fluster是使慌乱或慌乱的状态，强调因受到干扰而失去镇定
翅膀的扑动
The flutter of wings announced the bird's arrival.
翅膀的扑动宣告了鸟的到来。
睫毛的颤动
She gave a flirtatious flutter of her eyelashes.
她挑衅地眨了眨眼睫毛。
房性扑动
The patient was diagnosed with atrial flutter.
该患者被诊断为房性扑动。
一阵激动
A flutter of excitement ran through the crowd.
一阵激动传遍人群。
一阵恐慌
A flutter of panic seized her as she realized she was lost.
当她意识到自己迷路时，一阵恐慌攫住了她。
紧张不安
She was all in a flutter before her first date.
她在第一次约会前紧张不安。
与心脏异常跳动相关
心脏节律异常，包括心房扑动
来回移动的动作
骚动或混乱的状态
来回摆动的运动
心慌意乱；紧张不安
She was in a flutter before her big presentation.
她在重要的演讲前心慌意乱。
匆匆而过；飞掠而过
The days seem to flutter by when you're having fun.
开心的时候，日子似乎飞掠而过。
小赌一把；打赌
He likes to have a flutter on the horses at the weekend.
他喜欢在周末赌马小赌一把。
我太累了，一夜没合眼，我太累了，脑子一片空白，我在想是不是该起来弄杯饮料，我太累了不知道该怎么办。但我太累了，我胸口一阵悸动。
The sudden flutter of the butterfly's wings caught my eye.
蝴蝶翅膀的突然颤动引起了我的注意。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.