英文關鍵字
abstract
burn
burning
candle
concept
earth
environment
fire
flame
flare
global
help
hot
idea
motion
save
saving
sign
stop
symbol
warming
world
英文關鍵字
abstract
burn
burning
candle
concept
earth
environment
fire
flame
flare
global
help
hot
idea
motion
save
saving
sign
stop
symbol
warming
world