1. The same system was used for ransoming or exchanging captives. 同一系统也被用来赎回或交换俘虏。
2. He bamboozled me into exchanging the foreign currency. 他哄骗我兑换了外汇。
3. They provided a meeting point for exchanging goods, for participatory government, and for practicing religion. 他们提供了一个商品交换、参与式政府和宗教实践的交汇点。
4. So, I'd suggest that a good way to start is by talking to your neighbours and exchanging contact details with them. 因此，我建议一个好的开始方法是和你的邻居交谈，并与他们交换联系方式。
5. It seems that the information society expands the quantity of information available to the members of society by revolutionizing the ways of using and exchanging information. 通过革新信息的使用和交换方式，信息社会似乎扩充了社会成员所能获得的信息量。
