英文關鍵字
alternative
background
blue
clean
development
device
eco
ecological
ecology
efficiency
efficient
electric
electrical
electricity
energy
environmental
equipment
fast
force
generation
generator
green
high
industrial
innovation
mast
metal
mill
modern
nature
outdoor
plant
power
propeller
renewable
resource
sky
small
sprint
supply
sustainable
tail
technology
tower
turbine
turn
white
wind
windmill
windy