passive smoker 中文意思是什麼
passive smoker
解釋
被動吸煙者-
When a cigarette is smoked, about half of the smoke is inhaled exhaled by the smoker and the other half floats around in the air. passive smoking involuntary tobacco smoke is the exposure to environmental tobacco smoke or secondhand smoke
環境煙草煙霧（ environmental tobacco smoke ， ets ） ，或二手煙（ secondhand smoke ） ，是來自香煙、煙斗或雪茄燃燒時所產生、以及吸煙者在吸煙時呼出的一種混合煙霧。
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