美元对其最大贸易伙伴们的一篮子货币今年贬值了6.5%。

The dollar has fallen 6.5 percent this year against a basket of currencies from its largest trading partners.

《柯林斯英汉双解大词典》

第二是我们对货币贬值有很多了解——一直以来它都总是会引起出口的增加和贸易顺差。

The second is that we have lots of experience with currency depreciations – and they have invariably led to a rise in exports and the trade surplus.

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但是，在周三发布的一封信中，奥巴马称，中国对美国的巨额贸易顺差与其对货币价值的操纵有直接关联。

But in a letter released on Wednesday, Obama said China's huge trade surplus with the United States is "directly related to its manipulation of its currency's value."

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