英文關鍵字
action
activity
boy
caucasian
cheerful
clear
clothing
cold
cry
down
downhill
excited
extreme
extremely
forest
fun
guy
happiness
happy
joy
leisure
lifestyle
male
moving
outdoor
person
play
playful
recreation
recreational
riding
scooter
season
sled
sledding
slope
snow
speed
sport
sunny
transport
white
winter
wintertime
young