red herring

red-herring的词性：
n.（名词）

1. A smoked herring having a reddish color.
熏鲱：熏制成红色的鲱鱼

2. Something that draws attention away from the central issue.
转移注意力者：把注意力从中心论题转移开的东西

red-herring的词源：

3. [From its use to distract hunting dogs from the trail]
[来源于用熏鲱来吸引猎犬离开道路]