Our effective tax rate can vary significantly between quarters and fiscal years as a result of foreign currency fluctuations.

由于外汇波动的缘故，我们的有效税率在季度与财政年度之间变化非常大。

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One example is stating salaries in a foreign currency. Exchange-rate fluctuations mean that this falls foul of a ban on ever paying an employee less one month than the previous one.

她举了以外币发薪为例，汇率波动意指触犯了本月支付某位员工的工资少于前一个月的禁令。

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Currency fluctuations have a big impact on the performance of foreign stocks because investors translate dollars into local currency when they buy, and then back into dollars when they sell.

汇率波动对海外股票的表现会产生很大影响，因为投资者在买进时要将美元转换为本地货币，而卖出时又要兑换回美元。

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So do institutional investors such as banks, multinational corporations and central banks that need to hedge against foreign currency value fluctuations.

FORBES: Working In Finance: 5 Forex Careers

Best Buy said the jump was driven by the addition of new stores, expanded investments, the timing of discretionary expenditures and the impact of other nonrecurring items, as well as fluctuations in foreign currency rates.

FORBES