smoking gun

This memo could be the smoking gun that investigators have been looking for.

这份备忘录可能是调查人员一直在寻找的证据。

The smoking gun was the lipstick on his collar.

他衣领上的口红是确凿的证据.

No, the goal is to produce a smoking gun.

不，其实是为了投下一棵烟雾弹。

A Social Security Administration employee was formally reprimanded earlier this month for excessive workplace flatulence, according to a Dec. 10 letter obtained by The Smoking Gun.

据美国知名新闻爆料网站The Smoking Gun获得的一封12月10日的信件，本月早些时候，美国社会安全局的一名员工因在工作场所放屁太多而遭到书面训斥。

Police are still looking for a smoking gun in the kidnapping case.

警察仍然在寻找绑架案的有力证据.