英文關鍵字
asphalt
black
blizzard
blowing
car
city
clear
cold
conditions
control
dangerous
driving
evening
flake
frost
frozen
hard
highway
ice
land
maintenance
motion
move
night
nighttime
period
plough
plow
power
removal
road
season
service
snow
snowdrift
snowed
snowfall
snowplow
snowstorm
sprinkle
street
throw
tree
truck
vehicle
weather
white
winter
work