英文關鍵字
backup
blades
continuous
earth
electrical
electricity
generate
generator
metal
modern
motor
power
propeller
renewable
rotating
small
spin
steady
sustainable
technology
watts
windmill
windy
英文關鍵字
backup
blades
continuous
earth
electrical
electricity
generate
generator
metal
modern
motor
power
propeller
renewable
rotating
small
spin
steady
sustainable
technology
watts
windmill
windy