英文關鍵字
911
accident
act
calamity
civil
clearing
damage
danger
defense
disaster
distress
element
emergency
evaporation
exhalation
fallow
field
fire
firefighter
fireraising
flame
forest
fume
furnace
glade
god
grass
green
heat
hot
ignition
meadow
mist
natural
nature
neglect
reek
selfignition
smoke
sos
state
steam
the
transpiration
tree
vapor
vaporization
wood