機器
function
aged
antique
big
black
classic
closeup
crank
depart
engine
engineering
functioning
gear
heavy
historic
industrial
industry
journey
large
locomotive
machinery
metal
nostalgic
old
power
powerful
pull
rail
railroad
railway
revolution
run
start
steam
steel
structure
technology
train
transport
transportation
travel
trip
vintage
wheel
wheels
working