deterrent

柯林斯詞典

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. 威懾物
They seriously believe that capital punishment is a deterrent. 他們堅(jiān)信死刑是一種威懾手段。
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. 威懾性武器
The idea of building a nuclear deterrent is completely off the political agenda. 制造核威懾武器的意見完全不在政治議程中。

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 .