英文關鍵字
action
active
activity
adrenaline
child
childhood
children
cold
delight
descent
entertainment
fall
falls
fear
frost
fun
game
happiness
hill
holiday
ice
joy
laughter
leisure
mountain
nature
outdoor
outdoors
pace
people
rapidity
rate
ride
rides
season
sled
slide
snow
snowy
speed
sport
tourism
travel
tubing
vacation
velocity
white
winter
wintertime