He frets and frets and frets for a week, then gradually forgets about it.

他日夜烦恼了一个星期，然后逐渐忘掉这件闹心事。

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"We in the U.S. are slowing down and losing our position of leadership, " he frets.

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The opposition Socialist Party opposes the burqa but frets that outlawing it may be counterproductive.

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And second, it frets that a massive monetisation of debt might create runaway inflation.

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