機器
blizzard
cab
cabin
clean
cleaning
clear
cold
covered
danger
engine
environment
equipment
field
frozen
ice
industrial
industry
lamp
loader
nature
old
outdoor
park
red
removal
remove
road
rural
scoop
season
service
shovel
signal
snow
snowdrift
snowfall
snowy
storm
tractor
transport
transportation
truck
urban
vehicle
weather
wheel
white
winter
work