英文關鍵字
arctic
area
bench
birch
blizzard
city
cold
coldness
cover
covered
day
flake
forest
freeze
ground
ice
land
motion
natural
nature
nobody
noone
nopeople
outdoor
outside
park
path
peaceful
plants
rail
railroad
railway
russia
seat
sidewalk
sit
snow
snowfall
space
tracks
trail
trees
view
walking
walkway
weather
white
wind
winter
wood