换的英语怎么说?

记得那回我去英国出差，刚下飞机，有个当地人问我：“Excuse me, where can I find the currency exchange office?” 我就笑着回答：“Just follow the signs to 'Cash Machines' and you'll see the exchange counters there.” 等等，我还突然想到，那次换钱，我换了400英镑，手续费竟然要了15块，心疼啊。

换，英语可以说成 "change" 或 "switch"。