英文關鍵字
authentic
auto
automobile
car
caucasian
dirt
dirty
engine
engineer
engineering
equipment
garage
grease
industry
inspection
instrument
looking
maintain
maintenance
male
man
mechanical
motor
oil
people
portrait
profession
professional
ratchet
repair
repairman
screw
service
servicing
technician
technology
transmission
transportation
work
worker
workshop
wrench
young