英文關鍵字
adventure
air
airborne
aircraft
airplane
altitude
annapurna
avia
aviation
background
extreme
flight
fly
flying
freedom
glacier
glider
gliding
high
himalaya
himalayan
himalayas
landscape
microlight
motorised
mountain
nature
nepal
plane
ridge
risk
rock
rocky
snow
snowcapped
snowy
trike
two
ultralight
white
wing