英文關鍵字
blizzard
boots
care
clean
clear
cold
crumbly
cyclone
day
dirt
feet
fresh
frost
frozen
ice
job
labor
lot
man
move
order
outdoor
path
precipitation
rake
reagents
removal
road
season
shoes
shovel
shoveling
sidewalk
skid
slippery
slipping
snow
snowdrift
snowfall
snowstorm
sweep
throwing
tool
warm
weather
white
winter
work
worker