Hello, Miss. May I help you? 小姐，您好。我能为您效劳吗?

Yes, please. I'd like to change some English pounds to U.S. dollars. 是的，请你帮忙。我要把一些英镑兑换成美元。

What is today's exchange rate between the U.S. dollar and the pound sterling? 今天美元和英镑之间的汇率是多少?

Why do you use "about"? 你为什么说“大约”呢?

Oh, we are paying close attention to the change of U.S. dollar's rate in the international market, and against that, 啊，我们非常关注国际市场中美元汇率的变化，并根据它的变化，

we then adjust the RMB's rates against other currencies everv day. 每天调整人民币对其他货币的汇率。