英文關鍵字
alternative
are
blue
business
clean
cleanest
climate
close
cloud
clouds
concept
conservation
development
ecological
ecology
electric
electricity
energy
environment
environmental
field
generate
generated
generation
generator
generators
grass
green
hidden
industrial
industry
innovation
inside
landscape
mill
nature
north
one
panorama
plant
power
production
propeller
renewable
rotate
rotation
sea
sky
source
spin
spring
strong
sun
sustainable
technology
the
tower
turbine
turbines
under
white
wind
windmill
with