機器
adjust
adult
african
afro
american
assistance
auto
automobile
automotive
black
car
change
crouching
day
equipment
fix
garage
hydraulic
jack
job
lift
lifting
male
man
mechanic
mechanical
metal
object
one
outdoors
people
person
profession
professional
red
repair
safety
service
shop
suspension
technology
tire
tool
transportation
vehicle
wheel
work
worker
workshop