烟碱:nicotine, 烟灰:cigarette ash, 过滤嘴: filter tip, 烟灰缸:ashtray, 肺癌:lung cancer, 二手烟:second hand smoke, 烟头:cigarette butt/end, 踩熄:to stub out/put out, 雪茄:cigar, 卷烟: rolled cigarette, 卷烟纸: cigarette paper, 戒烟: quit smoking/give up smoking