The Contract unit will be one currency unit of the primary reference currency.

合约单位为一个主要参考货币的货币单位。

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For example, when you convert between French francs and U. S. dollars, the reference currency is the euro.

例如，在法郎与美元之间进行转换时，参考货币是欧元。

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The EUR is growing in importance as a reference currency and in the FX dealing convention, all other major currencies are quoted against it.

随着欧元作为参照货币的交易量在外汇市场的逐渐增长，其他主要货币也与欧元汇兑报价。

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For Chile, India and South Africa, the RMB is the dominant reference currency.

FORBES: China Taking Asia Further From Dollar, Even Further From Euro

According to the report, since mid-2010, the RMB has made dramatic strides as a reference currency compared with the dollar and euro.

FORBES: China Taking Asia Further From Dollar, Even Further From Euro

The term Terra in fact derives from Trade Reference Currency.

FORBES: Rethinking Money: The Rise Of Hayek's Private Competing Currencies