exchange /iksˈtʃeindʒ/ I. vt. 交换，互换：The two armies exchanged prisoners. 两支军队交换战俘。［考句］ Professor Smith and Professor Brown will exchange in presenting the series of lectures on American literature.史密斯教授和布郎教授将就美国文学举行系列讲座进行交流。exchange…for 以…换; exchange…with 和…交换  ‖II. n. 1.［c］&［u］交换，交流: There was an exchange of greetings among the old friends. 老朋友之间互致问候。 in exchange (for) 作为交换；和…交换：They were given food and shelter in exchange for work. 他们用劳动换取食品和住所。2.［u］外汇，兑换: Foreign exchange reserves increase. 外汇储备增加。What is the exchange rate for the pound? 今天对英镑的兑换率是多少? 3.［c］交易所，交换机构: the Stock Exchange 股票交易所；employment/labour exchange 职业/劳工介绍所；telephone exchange (电话)交换台