smokescreens
n. (掩護陣地和活動的)煙幕( smokescreen的名詞複數 )
If something that you do or say is a smokescreen, it is intended to hide the truth about your activities or intentions.
He was accused of putting up a smokescreen to hide poor standards in schools.
他被指責放煙幕彈企圖掩蓋學校教育水平低下的事實。