sb's body part twitches
His left eye twitches when he's nervous.
他紧张时左眼会抽搐。
急拉, 抽搐, 抽动
twitched — past of twitch
抽搐；痉挛；引起抽搐；痉挛；急促而短暂地抽动；寻找或观察鸟类,尤其是稀有鸟类；参与观鸟活动
to make a sudden, uncontrolled jerky motion; also, to move or pull something with a sudden motion
抽搐；痉挛
To perform a twitch; spasm.
引起抽搐；痉挛
To cause to twitch; spasm.
急促而短暂地抽动
To jerk sharply and briefly.
寻找或观察鸟类,尤其是稀有鸟类
To spot or seek out a bird, especially a rare one.
参与观鸟活动
To engage in twitching.
一般现在时
His eye twitches when he is tired.
他累的时候眼睛会抽搐。
一般过去时
She twitched nervously during the interview.
她在面试过程中紧张地抽搐了一下。
present progressive
The muscle in my leg is twitching constantly.
我腿上的肌肉不停地抽搐。
常规动词
His left eye began to twitch nervously.
他的左眼开始紧张地抽搐。
用法提示：动词用法，表示不自主的抽动
She twitched the curtain aside to look outside.
她猛地拉开窗帘向外看。
用法提示：动词用法，表示急促拉动
The patient had a sudden twitch in his leg.
病人的腿突然抽搐了一下。
用法提示：名词用法，表示一次肌肉抽搐
His left eye twitches when he's nervous.
他紧张时左眼会抽搐。
常与aside, away连用表示急拉。
She twitched the curtain aside to look out.
她猛地拉开窗帘向外看。
名词用法，指一次抽搐。
He felt a twitch in his shoulder.
他感到肩膀抽搐了一下。
grammar · medium
易错句子He has twitch in his eye.
正确表达He has a twitch in his eye.
twitch 作为名词表示'抽搐'时，是可数名词，前面需要加不定冠词 a 或定冠词 the，例如'have a twitch'。中文学习者常漏掉冠词。
grammar · medium
易错句子He twitched from the bright light.
正确表达He twitched at the bright light.
动词 twitch 通常与介词 at 搭配表示'因……而抽动'，而不是 from。中文学习者受中文'从……'的影响，容易误用 from。
动词：急拉/抽搐的反义
名词：抽搐/阵痛的反义
tweak 指有目的的扭动或细微调整，而 twitch 强调不自主的抽搐或猛地拉动。
twinge 通常指短暂的刺痛或内疚感，而 twitch 是肌肉的痉挛或抽动，不一定是疼痛。
神经性抽搐
He developed a nervous twitch in his left eye.
他左眼出现了神经性抽搐。
不由自主地抽动
Her leg twitched involuntarily during the exam.
考试时她的腿不由自主地抽动。
面部抽搐
Stress can cause a facial twitch.
压力会导致面部抽搐。
因疼痛而抽搐
The patient twitched with pain as the doctor touched the wound.
医生触碰伤口时，病人疼得抽搐。
眼皮跳
My eye twitch has been bothering me all day.
我的眼皮跳了一整天，很烦人。
抽搐通常发生在肌肉中，与肌肉收缩有关。
神经信号异常可能导致抽搐。
抽搐是一种不自主的运动。
抽搐与tic类似，都是不自主的肌肉运动。
抽搐和震颤都属于不自主运动。
我的伤疤一直在抽搐。
In Harry Potter and the Order of the Phoenix, Harry's scar twitches when Voldemort is near.
在《哈利·波特与凤凰社》中，当伏地魔靠近时，哈利的伤疤会抽搐。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.