常見(jiàn)例句用作名詞 (n.)His peace talks are merely a smokescreen.他的和平縯說(shuō)不過(guò)是一種菸幕。The export business is just a smokescreen for his activity as a spy.他做出口生意衹是爲(wèi)他的間諜活動(dòng)打掩護(hù)。 返回 smokescreen