更多意思 

n.1.  交换,交流
2.  (货币)兑换
3.  电话交换台,总机
4.  交谈,争论
5.  交流,互访
6.  (Exchange)(旧时)交易所
vt.1.  交换,交流,掉换
2.  兑换,交易,更换
3.  (尤指房屋或土地买卖的)交换契约
                                    参考例句 

| 1. | What's the rate of exchange against the dollar? | 
|  | 美元的兑换率是多少? | 
| 2. | Is five apples for five eggs a fair exchange  ? | 
|  | 用五个苹果换五个鸡蛋公平吗? | 
| 3. | The exchange of prisoners during a war is unusual. | 
|  | 战时很少交换俘虏。 | 
| 4. | He's giving her French lessons in exchange for her teaching him English. | 
|  | 他教她法语,她教他英语,互教互学(作为交换条件)。 | 
| 5. | What is the rate of exchange between the dollar and the pound? | 
|  | 美元和英镑之间的兑换率是多少? | 
 
                                    常用词组 

in exchange for...   作为...的交换