Scientists tell us this can backfire and actually have a negative impact on our wellbeing.

科学家告诉我们，这可能适得其反，实际上会对我们的幸福产生负面影响。

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He thinks that although vouchers may help some students, a fullscale programme would backfire as resources moved away from inner-city schools.

他认为尽管代金券可能帮助到一些学生，然而这个包罗万象的计划却可能因教育资源从市中心学校转移而产生事与愿违的结果。

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Curiosity is often considered a good instinct—it can lead to new scientific advances, for instance—but sometimes such inquiry can backfire.

好奇心通常被认为是一种有益的本能——比如它能带来新的科学进步——但有时这种探究可能会适得其反。

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Kramer says such a public stance could backfire since President Obama is not too enthusiastic about missile defenses in Eastern Europe.

VOA: standard.2009.07.15

But a single-minded focus on repeal could backfire as a Republican governing strategy.

MSN: GOP sending Obama message on health repeal

Attempting to make history can backfire on a young company, adds Mr. Barchas.

WSJ: In Race to Market, It Pays to Be Latecomer

England coach Steve McClaren saw his selection gamble backfire in a big way when rookie goalkeeper Scott Carson handed Croatia a crucial early goal.

CNN: Croatia crush England Euro dreams