red herring
误导、分散注意力或引入无关信息以使人产生错误推断或判断
口语·误导信息
英文释义
something that is intended to divert attention from the real issue or problem
例句
The suspect's alibi was a red herring to distract the police.
典故来源
源自训练猎犬时用熏鲱鱼制造假气味，误导追踪方向。