英文關鍵字
action
active
birch
boy
child
childhood
children
cold
day
forest
frost
frozen
grove
hat
healthy
hill
jacket
leisure
light
little
male
motion
moving
nature
one
outdoors
outing
outside
recreation
season
ski
skiing
slide
snow
snowy
sport
stem
sticks
tourist
tree
trunk
vacations
weather
white
winter
woods
young