deterrents
A deterrent is something that prevents people from doing something by making them afraid of what will happen to them if they do it.
obstacle
incentive
They seriously believe that capital punishment is a deterrent.
他们坚信死刑是一种威慑手段。
The tough new law should act as a deterrent.
该部严厉的新法应发挥威慑作用。
A deterrent is a weapon or set of weapons designed to prevent enemies from attacking by making them afraid to do so.
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。