Companies such as Caxton FX offer pre-paid currency CARDS, which can be a good option as they can allow you to fix the rate when you buy the currency.

像Caxton FX这样的企业提供预付现金卡，可能是不错的选择，因为他们可能会在你购买外汇时让你来固定汇率。

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SR Technics aims to fix exchange rates on a quarterly basis and tries to balance receivable currency by paying in the same currency, thereby reducing the need to buy other currencies.

该公司将固定每季度的兑换率作为目标并努力平衡买卖币种，降低购买其它币种的可能性。

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They must either fully fix their currency, to the dollar, say, through a currency board or dollarisation, or they must allow it to float freely.

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Various attempts to fix one European currency against each other, such as the Exchange Rate Mechanism, crumbled in the face of divergent economic performances in the countries concerned.

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Hedging allows companies to fix the price of a currency months in advance.

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