1. Then, while those firefighters dig, others start a backfire. 然后，当这些消防员挖洞的时候，其他人却适得其反。
2. 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。
3. While this may seem justified by a noble goal, such "policy by people" tactics rarely work, and often backfire. 尽管这似乎符合一个崇高的目标，但这种“人民的政策”策略很少奏效，而且往往适得其反。
4. 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。
5. The president's tactics could backfire. 总统的策略可能会事与愿违。
