機器
frigid
blizzard
building
bulldozer
cold
construction
contractor
development
dig
digger
digging
engineering
equipment
excavation
excavator
foreman
foundation
freezing
frost
frozen
grader
ground
hardhat
heavy
ice
icy
infrastructure
job
landscape
loader
machinery
operator
outdoor
plow
professional
project
road
site
ski
snow
snowfall
snowstorm
snowy
trench
vehicle
weather
winter
working
yellow