英文關鍵字
alternative
background
concept
conservation
development
direction
eco
ecological
ecology
electric
electrical
electricity
energy
environment
environmental
factory
farm
generate
generation
generator
global
goes
illustration
industrial
industry
innovation
landscape
man
mill
modern
natural
nature
plant
power
propeller
renewable
resource
rotate
rotation
silhouette
sky
station
sun
sunset
sustainability
sustainable
technology
tower
tree
turbine
turbines
wind
windmill