英文關鍵字
agriculture
air
america
american
arizona
beautiful
beauty
blade
blades
blanketflower
blue
breeze
breezes
breezy
bright
butterflies
butterlfly
country
farm
fast
insect
metal
mill
movement
moving
nature
outdoor
power
pump
ranch
ranching
renewable
rotate
rotating
rural
rustic
sky
south
spin
spinning
sun
sustainable
turbine
turn
turning
wind
windmill