英文關鍵字
alternative
background
blade
blue
clean
climate
concept
eco
ecological
ecology
efficient
electric
electrical
electricity
energy
environment
environmental
equipment
farm
field
fuel
generate
generation
generator
green
industrial
land
machine
mill
natural
nature
pollution
power
production
propeller
renewable
resources
rotate
sky
spin
sustainable
technology
tower
turbine
white
wind
windfarm
windmill
windpower