smoke screen noun
plural smoke screens
plural smoke screens
Learner's definition of SMOKE SCREEN
[count]
1
: something that you do or say to hide something or to take attention away from something(用于掩盖真相或转移注意的)烟幕,幌子 2
: a cloud of thick smoke that is used to hide ships, soldiers, etc.(用于隐蔽舰船、士兵等的)烟幕