smoking gun确凿证据smokingadj.抽烟的；熏制的n.吸烟；吸烟区动词smoke的现在分词.Smoking gives rise to cancer.抽烟导致癌症。Smoking or non - smoking?Smoking will give you cancer.吸烟会导致癌症。Smoking discolours the teeth.吸烟会使牙齿变色。Smoking- control intervention控烟干预Smoking is harmful to health.吸烟有害健康。Smoking gives you bad breath.吸烟的人呼出的气难闻。Smoking is distasteful to me.我不喜欢抽烟。Smoking does harm to oneself.吸烟危害人的健康。Smoking hoarsens your throat.吸烟使你的嗓子嘶哑了。