wind power
風力
agriculture
alternative energy
blade
blue
business finance and industry
buzzer
choice
cloud
development
efficiency
electricity
environment
environmental conservation
equipment
factory
farm
fuel and power generation
generator
grass
green color
growth
in a row
industry
innovation
landscape
landscaped
meadow
nature
no people
outdoors
plans
polder
power line
power supply
propeller
recycling
renewable energy
rural scene
sky
spinning
sustainable resources
technology
turning
vanishing point
water
wind
wind turbine
windmill
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