英文關鍵字
background
blue
bright
cable
cloud
color
danger
day
electric
electrical
electricity
energy
environment
fog
forest
haze
high
hill
industrial
industry
landscape
light
line
mist
mountain
natural
nature
network
outdoor
pole
power
radio
ray
rural
scene
scenery
silence
sky
steel
structure
sun
sunlight
sunset
supply
tower
transmission
view
voltage
wire
woods