機器
environmental
alternative
automobile
automotive
battery
biofuel
blue
businessman
car
carbon
cell
charger
clean
co2
eco
ecofuel
ecological
ecology
efficiency
efficient
electric
emission
energy
engine
environment
fcev
fcv
filling
fossil
friendly
fuel
future
gas
gasoline
green
h2
hybrid
hydrogen
low
man
petrol
pollution
power
renewable
station
sustainable
technology
transportation
vehicle