smokescreen

剑桥词典

something that hides the truth about someone's intentions
（用於掩蓋真實意圖的）菸幕
Instead of doing something about the problem , the city council is hiding behind a smokescreen of bureaucracy . 市議會躲在官僚作風的菸幕後，不採取措施解決問題。

an artificial cloud of smoke that is used to hide the movements or positions of soldiers from the enemy
（戰鬭中用於隱蔽軍隊的行動和位置的）菸幕 返回 smokescreen