英文關鍵字
accumulator
amperes
auto
automobile
automotive
background
battery
black
business
cable
car
change
charger
connect
electric
electrical
electricity
electronic
engine
equipment
garage
hand
human
industrial
inside
leads
level
line
maintain
maintenance
man
mechanic
motor
object
old
open
part
person
plug
power
repair
service
serviceman
technology
tool
transportation
vehicle
volt
wire