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。
《柯林斯英汉双解大词典》
2
Epilepsy is marked by seizures stemming from abnormal electrical activity in the brain, causing involuntarymovement 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。
3
Hiccup is a brief involuntary inspiratory movement followed by glottal closure.