英文關鍵字
action
activity
adrenaline
adventure
air
altitude
background
beach
beautiful
blue
cloud
colorful
danger
dangerous
dive
extreme
fall
flight
fly
flying
free
freedom
fun
glide
glider
gliding
high
jump
jumper
landing
leisure
lifestyle
man
outdoor
parachute
parachuting
parachutist
paratrooper
people
risk
sea
sky
skydiving
speed
sport
sportsman
summer
sun
travel
vacation