英文關鍵字
adventure
aerial
air
aircraft
airship
aviation
ballon
balloon
ballooning
baloon
basket
beautiful
big
burner
colorful
colour
equipment
event
field
fire
flame
flames
flight
float
fly
flying
fun
gas
grass
heat
hobbies
hot
inflate
inflating
leisure
outdoor
preparation
prepare
recreation
ride
sky
sport
summer
sunny
transport
transportation
travel
vehicle