英文關鍵字
air
amiss
ash
badly
breathe
bronchi
care
chest
cigarette
diaphragm
disease
habit
hand
harmful
hat
human
lighter
man
organ
outdoor
outside
pollution
public
risky
smoke
smoker
street
summer
system
throws
tobacco
trachea
unhealthy
wont
英文關鍵字
air
amiss
ash
badly
breathe
bronchi
care
chest
cigarette
diaphragm
disease
habit
hand
harmful
hat
human
lighter
man
organ
outdoor
outside
pollution
public
risky
smoke
smoker
street
summer
system
throws
tobacco
trachea
unhealthy
wont