Importing and exporting firms to whom the payment is made in foreign currency can be involved in significant foreign exchange risks because of the fluctuation in exchange rates.

用外币支付给进出口公司的货款，因兑换率的波动，要面临很大的外汇风险。

youdao

We shall provide for a currency clause in our contract to solve the problem of exchange fluctuation.

我们应该在合同中加上货币条款，以解决汇率波动问题。

youdao

RMB can modify misalignment by itself and pegging to a basket currency can reflect the fluctuation of REER of RMB preferably.

人民币汇率错位自我修正能力较强，钉住“一篮子”货币能较好地反映人民币实际有效汇率的波动。

youdao

Worrywarts abound in international finance circles--there's always nail-biting about this currency fluctuation or that account deficit.

FORBES: Magazine Article

There is also the risk of currency fluctuation which impacted revenues in Q2 2012, especially from Brazil.

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The more money involved, the greater the issue, since money transfers are subject to the vagaries of currency fluctuation.

BBC: How to budget for living abroad