deterrent

柯林斯词典

1. N-COUNT A deterrent is something that prevents people from doing something by making them afraid of what will happen to them if they do it. 威慑物
They seriously believe that capital punishment is a deterrent. 他们坚信死刑是一种威慑手段。
2. N-COUNT A deterrent is a weapon or set of weapons designed to prevent enemies from attacking by making them afraid to do so. 威慑性武器
The idea of building a nuclear deterrent is completely off the political agenda. 制造核威慑武器的意见完全不在政治议程中。

Some people say that capital punishment acts as a deterrent.
Drink-driving is one case where severe punishment seems to work as a deterrent.
I should think the smell of her breath must act as a deterrent to any man.
They executed him, as a deterrent to any other young soldiers thinking of trying to desert from the army .
As a deterrent, they have imposed a heavy fine for late payment .