大量的外币汇兑交易和储备都是基于美元的，即使美国在全球GDP中只占24%（见右图）。

The bulk of foreign-exchange transactions and reserves are in dollars, even though the United States accounts for only 24% of global GDP (see chart 1).

youdao

衡量美元相对一篮子货币的汇兑价值的美元指数下挫0.624％，至74.068。

The U.S. dollar index, which measures the exchange value of the greenback versus a basket of currencies, tumbled 0.624% to 74.068.

youdao

在忙碌的一天后美元在国际汇兑居高不下。

The dollar stayed high after a busy day on the foreign exchanges.

youdao