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Chorea is an aimless and irregular, fast and involuntary movement of head and face, and four extremities.
舞蹈病临床常见以头面部及四肢无目地不规则，快速不自主的运动，呈突然发作。
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Lucius Malfoy made an involuntary movement; for a fraction of a second, it seemed he expected to receive Voldemort's wand in exchange for his own.
卢修斯·马尔福不自主地移动了一下，有那么一刻，他看起来似乎在盼望伏地魔会把自己的魔杖交给他。
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Epilepsy is marked by seizures stemming from abnormal electrical activity in the brain, causing involuntary movement or behavior. Drug treatment is given to prevent seizures.
癫痫是由大脑异常放电造成的癫痫发作，导致不自主的运动或行为。药物治疗能够防止癫痫发作。
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Other ocular signs include involuntary rhythmic movement of the eyeball.
其它眼睛特征包括眼球无意识而有节奏的运动。
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Hiccup is a brief involuntary inspiratory movement followed by glottal closure.
呃逆是一个简短的自愿吸气运动其次是声门关闭。
1. 不自主运动（involuntary movement），又称异常运动，为随意肌的某一部分、一块肌肉或某些肌群出现不自主收缩。是指患者意识清楚而不能自行控制的骨骼肌动作。临床上常见的有肌束颤动、肌纤维颤搐、痉挛、抽搐、肌阵挛、震颤、舞蹈样动作、扭转痉挛等。