exercisern.训练者；体育器械exercisen.运动；练习；作业vt.运用vi.锻炼exercise on the map图上作业exercise motivation锻炼动机exercise hyperaemia运动性充血exercise commitment锻炼承诺exercise exhaustion运动性疲劳exercise psychology体育心理学exercise of a power行使权力Exercise Evaluation演习鉴定(评价)exercise one's wits中国家族企业exercise in skating练习滑冰

1. Please do that exercise over.
   请重做那个练习。