bluffs
A bluff is an attempt to make someone believe that you will do something when you do not really intend to do it.
The letter was a bluff.
这封信是虚张声势。
It is essential to build up the military option and show that this is not a bluff.
重要的是准备军事解决途径来证明这并不是虚张声势。
call someone's bluff
If you call someone's bluff, you tell them to do what they have been threatening to do, because you are sure that they will not really do it.
The socialists have decided to call the opposition's bluff.
社会党人已经决定让反对党摊牌了。
bluffs , bluffing , bluffed
If you bluff, you make someone believe that you will do something when you do not really intend to do it, or that you know something when you do not really know it.
Either side, or both, could be bluffing.
任何一方或者双方都可能是在虚张声势。
In each case the hijackers bluffed the crew using fake grenades.
每一次,劫机者都是用假手榴弹骗机组人员。