肌张力异常性抽筋，是指当进行某个动作时，不需要用到的肌肉却在收缩。
Dystonic cramps are where a muscle that is not needed for a movement is contracted.
肌张力异常性抽筋，是指当进行境个动作时，不需要用到的肌肉却在收缩。
Dystonic cramps are where a muscle that is not needed for a movement is contracted.
肌张力异常性抽筋，是指当进行境个动作时，不需要用到的肌肉却在收缩。
Dystonic cramps are where a muscle that is not needed for a movement is contracted.
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