英文關鍵字
adult
beacons
clean
cold
crossing
day
direction
industrial
industry
job
maintenance
male
man
nature
near
outdoors
people
rail
railroad
railway
road
service
shovel
signal
snow
snowfall
snowshovel
weather
white
winter
with
work
worker
working
英文關鍵字
adult
beacons
clean
cold
crossing
day
direction
industrial
industry
job
maintenance
male
man
nature
near
outdoors
people
rail
railroad
railway
road
service
shovel
signal
snow
snowfall
snowshovel
weather
white
winter
with
work
worker
working