They treat the dollar as their primary currency.
他们对待美元作为主要货币。
A business object is the primary currency of your business application.
业务对象是业务应用程序中的主要部分。
Dollars are the world's primary reserve currency, and Treasuries are the world's preferred "risk-free" asset.
美元是世界的主要储备货币,国债也是直接普遍选择的“零风险”资产。
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