1915, as a form of military camouflage, from smoke (n.1) + screen (n.); 1926 in the figurative sense. The association of smoke with "deception, deliberate obscurity" dates back to at least 1560s.
雙語例句
1. Dense smoke swirled and billowed, its rank fumes choking her.
滾滾濃煙盤旋翻騰，惡臭味嗆得她喘不過氣來。
來自柯林斯例句
2. They were taken to hospital suffering from smoke inhalation.
他們因吸入大量煙塵被送往醫(yī)院。
來自柯林斯例句
3. A thick haze of acrid smoke hung in the air.
空氣中彌漫著刺鼻的濃煙。
來自柯林斯例句
4. By-laws are to make it illegal to smoke in public.