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The American dollar finished the day up against foreign currencies.美元汇率今日收盘时有所上涨。Officials have pledged that the currency peg to the US dollar will be maintained.官方已经承诺美元汇率制度将保持不变。On the foreign exchanges the pound rose two cents against the dollar.在外币兑换方面，英镑兑美元汇率上升了两美分。You can get a much better rate for your dollar on the black market than in a bank.黑市上的美元汇率比银行的高多了。The dollar has fallen to a new low amid worries that the American economy is heading for trouble.由于人们普遍担心美国经济将陷入困境，美元汇率再创新低。 |