英文關鍵字
background
beautiful
cable
cloud
danger
dark
day
electric
electrical
electricity
energy
environment
fog
forest
haze
high
industrial
industry
landscape
light
line
meadow
mist
morning
mountain
mystery
natural
nature
outdoor
pole
power
radio
ray
rural
season
silence
sky
steel
structure
sunset
supply
tower
transmission
tree
view
voltage
white
wire
woods