exchangev.交换；兑换n.交换；交易所；兑换；交战exchange pool交换库exchange area电话交换区,通话区Exchange ring置换环exchange code电话局编码exchange type交换型exchange bankn.汇兑银行exchange momo[法] 外汇兑换水单exchange room交换机室exchange file更换文件exchange fund外汇基金