英文關鍵字
adventure
air
balloon
basket
beautiful
bright
carefree
clear
colorful
colour
enjoyment
festival
flight
float
fly
free
freedom
fun
heat
high
hobby
inflate
leisure
light
pattern
pleasure
race
recreation
sightseeing
sky
soar
soaring
sport
stripe
summer
tourism
tourist
transportation
travel
vertical
vivid