| secondhand smoke |
Also referred to as
출처: www.lungcancerfyi.com/lung_cancer_glossary.html
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| secondhand smoke |
a mixture of the smoke exhaled by smokers and the smoke that comes off the burning end of a cigarette, cigar, pipe, or bidi (also referred to as environmental tobacco smoke or ETS).
출처: www.fablevision.com/smokescreeners/glossary.html
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