the action of smoking a cigarette, pipe, etc., or the activity of doing this regularly

Smoking is not permitted anywhere in this theatre. 本剧院内任何地方都不准吸烟。

The nicotine patches are designed to help people give up/quit/stop smoking. 尼古丁贴片旨在帮助人们戒烟。

Cigarette smoking kills thousands of people every year. 每年有数千人死于吸烟。

No smoking, please. 请不要吸烟。

20 years ago, a lot of restaurants didn't even have no-non-smoking areas. 20年前，许多餐馆甚至都没有禁烟区。