英文關鍵字
accident
alarm
building
burn
burning
burns
carbon
chokes
choking
danger
dangerous
death
dioxide
electric
emergency
extinguish
extinguisher
extinguishers
extinguishing
fire
fireman
grabs
hazard
home
hose
industrial
industry
man
office
person
picks
powder
smoke
smoking
smoky
takes
thick
wall
water
woman