A strong currency can be a curse for exporters, however.

不过强势的货币对出口国来说也是一种诅咒。

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A strong currency is, however, necessary to keep inflation in check.

然而，强势货币乃是抵制通胀之必须。

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But in practice, countries are reluctant to do so, fearful that an excessively strong currency will hurt their exporters.

但在实践中，各国都不愿意这样做，担心货币过度强势会影响出口。

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The strong currency has helped the balance sheets of Brazilian companies with international aspirations.

ECONOMIST: Brazil

The government was, and remains, concerned about the strong currency, the Brazilian real, and rising inflation.

FORBES: Nomura Raises Brazil's Year-End Inflation Outlook to 5.7%

How about italics: there has to be strong currency policy in combination with tax cuts.

FORBES: Supply-Side Economics Takes Two To Tango