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/adverse effects吸烟/副作用
Smoking is my only vice.抽烟是我唯一的恶习。
smoking of perchloric acid高氯酸冒烟
Smoking strictly prohibited严禁吸烟
Smoking is not allowed here此处不准吸烟
Smoking harms our health.吸烟有害健康。
Smoking Cessation/am eff戒烟/针灸效应
Smoking is not permitted.不许吸烟。
Smoking is banned in school在学校禁止吸烟