英文關鍵字
wind
renewable
power
nature
sustainable
drone
flight
air
technology
industry
white
windturbine
generator
generation
environment
energy
electricity
countryside
sky
snow
turbine
cold
blue
windmill
landscape
ecology
supply
sunrise
snowy
wings
evening
night
breakwater
aerial
straight
colonnade
ecological
mill
december
innovation
farm
winter
frost
green
barrier
alternative
rotate