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The United States dollar (symbol: $; currency code: USD; also abbreviated US$ to distinguish it from other dollar-denominated currencies; referred to as the dollar, U.S. dollar, American dollar, or colloquially buck) is the official currency of the United States and several other countries.

3 天之前 · This currency rates table lets you compare an amount in US Dollar to all other currencies.

The quantity of silver chosen in 1792 to correspond to one dollar, namely, 371.25 grains of pure silver, is very close to the geometric mean of one troy pound and one pennyweight. In what follows, "dollar" will be used as a unit of mass.

2025年2月12日 · dollar, originally, a silver coin that circulated in many European countries; in modern times, the name of the standard monetary unit in the United States, Canada, Australia, New Zealand, and other countries.

5 天之前 · A loss in the dollar's dominance could challenge U.S. companies and pressure the budget deficit.

1 天前 · DXY | A complete U.S. Dollar Index (DXY) index overview by MarketWatch. View stock market news, stock market data and trading information.