/dɪˈter.ənts/
~ (to sb/sth) a thing that makes sb less likely to do sth (= that deters them) 威慑因素；遏制力
Hopefully his punishment will act as a deterrent to others.
对他的惩罚但愿能起到杀一儆百的作用。
the country’s nuclear deterrents (= nuclear weapons that are intended to stop an enemy from attacking)
这个国家核武器的威慑力