英文關鍵字
above
abstract
baltic
black
boots
break
broken
careful
climate
cold
concept
danger
deep
drown
environment
falling
foot
fresh
frost
frozen
gray
human
ice
lake
leg
man
material
nature
one
outdoor
pattern
people
person
risk
river
sea
season
shoe
sign
skating
snow
steps
sweden
swedish
temperature
thin
travel
walk
walks
water
weak
weather
white
who
winter