英文關鍵字
alternative
animal
animals
backgrounds
beauty
blue
breeze
brown
built
color
cute
dog
electricity
energy
environment
europe
farm
field
fuel
generating
generation
generator
golden
green
industry
landscape
light
looking
nature
one
outdoors
people
person
pets
power
propeller
retriever
rural
sky
station
structure
summer
sunlight
technology
turbine
white
wind
windmill
women
young