英文關鍵字
alternative
auto
automobile
battery
cable
car
caucasian
charge
charger
clean
close
closeup
connection
disconnecting
drive
eco
ecological
economical
electric
electrical
electricity
energy
environmental
friendly
future
green
industry
line
loading
male
man
modern
motion
motor
pollution
power
rechargeable
recharged
refueled
renewable
slow
socket
technology
transport
transportation
unplug
unplugged
unplugging
vehicle