Some sedatives produce the paradoxical effect of making the person more anxious.

一些镇静剂产生出使人更紧张这样自相矛盾的结果。

《柯林斯英汉双解大词典》

In the last decade or so, addiction researchers have discovered that too much dopamine stimulation has a paradoxical effect.

在过去十年左右的时间里，瘾症研究人员发现，过多的多巴胺刺激有逆反效果。

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Swifter means of communications have the paradoxical effect of isolating people;

快捷的通信手段是一把双刃剑，既增进联系又让人与社会隔绝；

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The paradoxical effect of government aid is that it makes people going to college worse off.

FORBES: The Money Snatchers In the Ivory Tower

The fashion for flattening hierarchies has had the paradoxical effect of multiplying meaningless job titles.

ECONOMIST: Inflation in job titles is approaching Weimar levels

The ill-fated diet drug fenfluramine, for example, stimulated dopamine release within the hypothalamus and had the paradoxical effect of reducing appetite.

FORBES: Food on the Brain