機器
adult
beard
bike
biker
caucasian
checking
diagnostic
employment
engine
engineer
equipment
fixing
garage
gear
hobby
indoors
inspection
job
machinery
maintenance
male
man
mechanic
motorbike
motorcycle
occupation
oil
people
person
profession
repair
repairman
service
shop
spanner
station
technique
technology
tool
transport
transportation
uniform
vehicle
wheel
worker
workshop