非吸烟 fēixīyān nonsmoking Origin Definitions Defs Strokes Stroke Words Sentences Sents 非 fēi adverbadjective non- (prefix) non-; un-; indicating a category or state outside of a specific scope吸烟 吸煙 xīyān verb + noun to smoke; smoking to inhale the smoke of burning tobacco (a cigarette, pipe, etc.)