英文關鍵字
alternative
blades
clean
cloud
color
conservation
day
development
efficiency
electric
electricity
energy
environment
environmental
field
generate
generator
green
horizon
industry
innovation
landscape
line
mast
metal
nature
orange
power
propeller
rays
renewable
resource
rotate
rotation
silhouette
sky
station
sun
sunlight
sunrise
sunset
sustainability
sustainable
tower
turbine
warming
wind
windmill
windturbine