英文關鍵字
old
background
rusty
power
machine
motor
model
metal
industrial
electricity
isolated
electric
electrical
vintage
retro
object
technology
outdoor
work
antique
energy
industry
dirty
steel
iron
rust
machinery
generator
mechanic
motors
corroded
corrosion
faucet
pipe
water
pump
heavy
valve
system
tube
abstract
maintenance
equipment
detail
fixed
factory
documentary
architecture
dual
production