Good.What's the amount you'd like to change? 好。您要兑换多少呢?

Five hundred pounds. By the way, what's the exchange rate for pound sterling? 500英镑。顺便问问，英镑兑换率是多少呢?

Fine. How much would you like to exchange, sir? 好的。您要兑换多少呢，先生?

Two hundred and fifty dollars, thanks. 250美元，谢谢。