英文關鍵字
blade
blizzard
bucket
buildings
bulldozer
city
cleaner
cleaning
clear
clearing
clears
climate
cold
day
dirty
driveway
equipment
frozen
heap
heaps
heavy
ice
loader
machine
machinery
men
municipal
plough
precipitation
removal
remove
removes
removing
residential
road
roads
scoop
scraper
season
service
snow
snowball
snowblower
snowdrift
snowfall
snowplough
snowplow
storm
street
tractor
transport
transportation
urban
utilities
weather
winter
work
working
yard