n.反酌；反效果

The introduction of stricter pollution controls had the counter-effect of increasing manufacturing costs.
更严格的污染控制措施的引入反而增加了制造业的成本。
The medicine provided relief for his headache but had the counter-effect of causing drowsiness.
这种药缓解了他的头痛，但副作用是引起嗜睡。
The government's attempt to stimulate the economy led to an unexpected counter-effect of inflation.
政府试图刺激经济的举措导致了意外的反效果——通货膨胀。
The new tax reforms were meant to simplify the system, but they ended up having a counter-effect of confusing taxpayers.
新的税制改革本意是简化系统，但最终却让纳税人感到更加困惑，适得其反。
Encouraging exercise as a stress reliever can have a counter-effect if it becomes an obsession.
鼓励将锻炼作为减压手段，但如果变成一种痴迷，可能会产生反效果。
The policy aimed at reducing traffic congestion actually had a counter-effect during rush hour.
旨在减少交通拥堵的政策实际上在高峰时段产生了反效果。
His decision to work longer hours resulted in a counter-effect of decreased productivity due to exhaustion.
他决定延长工作时间，结果因疲惫而导致生产力下降，这适得其反。
The advertising campaign was intended to boost sales, but it had the counter-effect of damaging the brand's reputation.
广告活动本意是为了提升销量，但反而损害了品牌形象。
Using technology to stay connected 24/7 can have a counter-effect on mental health and well-being.
使用科技全天候保持联系可能对心理健康产生反效果。
The teacher's strict discipline initially caused rebellion among students, which was a counter-effect to the intended goal of improving behavior.
老师的严格纪律最初引起了学生的反抗，这是与改善行为初衷相反的反作用。