词汇	群的中心
释义	群的中心医center of a group
随便看	rehabilitation training rehabilitation training robot rehabilitation treatment rehabilitation treatment facility Rehabilitation treatment in earlier period Rehabilitation treatment of unilateral neglect rehabilitation treatment room rehabilitation treatment section rehabilitation treatment technique rehabilitation unit rehabilitation viewpoint rehabilitation village Rehabilitation,Vocational rehabilitation ward rehabilitation wards rehabilitation week rehabilitation wood working machine rehabilitation work rehabilitation worker rehabilitation workshop rehabilitative rehabilitative action rehabilitative appliance rehabilitative approach rehabilitative care