combination hub接插座combinationn.结合；结合到一起的事物或人；密码combination of learning with work工学结合combination of learning and doing学做合一combination of subject and object主客合一combination of etiquette and laws礼法结合combination of sport and medicine体医结合combination of mind and substance心物一体combination passenger and freight[经] 客货轮combination of architectural plan规划组合combination of gymnasium services健身服务项目组合combination of education and eare教养结合