n.体系，系统；制度；身体；方法 变形： 复数：systems 双语释义：n.(名词)[C] 系统; 体系 a group of related parts which work together forming a whole[C] 制度,体制 an ordered set of ideas, methods[C] 方法,做法 ways of working[C] 身体 person's or animal's body as a whole, including its internal organs