機器
action
blizzard
blower
blowing
city
clean
cleaning
clear
clothes
cold
engine
equipment
ice
janitor
maintenance
male
man
moving
outdoor
outdoors
overalls
pavement
person
plow
power
removal
remove
removing
residential
season
seasonal
shovel
sidewalk
snow
snowblower
snowdrift
snowfall
snowplow
spray
storm
street
technology
thrower
tool
weather
white
winter
work
worker