The US dollar spiked to a three-month high.

美元猛然升值到三个月来的最高价。

《牛津词典》

The US dollar went through a difficult time, in company with the oil market.

美元与石油市场同时经历了艰难时期。

《牛津词典》

Speaking of the US dollar, I think this is what we should worry about.

说到美元这个问题，我认为这才是我们应当担心的问题。

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"Now of course the Chinese are beginning to lecture us, about how we need to balance our budget, and preserve the value of the dollar and avoid inflation.

VOA: standard.2009.11.10

The dollar has plummeted more in Bush's term than during any comparable period of US history.

布什执政期间，美元继续暴跌,这在美国历史上绝无仅有。

斯坦福公开课 - 经济学课程节选

While China is going to continue to buy things, it doesn't mean they're going to buy them from us necessarily even though the dollar has gone down a great deal Student: Thank you. This is my last question.

虽然中国还将会继续购买原产品,但那并不意味着他们必须得从我们这买,即使美元已经,大幅度地贬值了,学生：谢谢，这是我最后一个问题。

耶鲁公开课 - 金融市场课程节选

At the summit, Mr Harper raised with Mr Obama Canada's concerns that the Buy America provisions in the multibillion dollar US economic stimulus plan could shut out Canadian companies.

BBC: Mexico 'courage' on drugs praised

Families in Mexico who depend on the income sent to them from workers abroad are also suffering from the unfavourable exchange rate of the Mexican peso against the US dollar - with the US dollar falling 8% this year.

BBC: Mexicans sending home less money

Famous US investor Paul Tudor Jones has argued in a recent letter to investors that the US government should force a de-pegging of the RMB and Hong Kong dollar from the US dollar.

FORBES: What the US Might Do About China's "Go Slow" Approach to Revaluing the Renminbi