在今天的交易中，美元對日元的匯率保持穩定。
In trading today the dollar held steady against the yen.
日元對美元的比價已跌至空前的低點。
The yen has fallen to an all-time low against the dollar.
可以付你英鎊，也可以付你美元。
You can be paid in pounds sterling or American dollars.
你可在旅館把你的錢兌換成美元。
You can exchange your currency for dollars in the hotel.
與美元的兌換率是多少？
What's the rate of exchange against the dollar?