二手烟

second-hand smoke

two / 2 / (Beijing dialect) stupid

indirectly acquired / second-hand (information, equipment etc) / assistant

hand / (formal) to hold / person engaged in certain types of work / person skilled in certain types of work / personal(ly) / convenient / classifier for skill / CL:雙|双[shuang1],隻|只[zhi1]

cigarette or pipe tobacco / CL:根[gen1] / smoke / mist / vapour / CL:縷|缕[lü3] / tobacco plant / (of the eyes) to be irritated by smoke