英文關鍵字
action
adventure
afternoon
beautiful
blue
cloud
cloudscape
color
country
countryside
day
environment
fast
forest
freedom
green
holiday
journey
landscape
motion
moving
nature
outdoor
outdoors
rail
railway
reflection
road
rural
scene
sky
solitude
summer
sun
sunny
train
transport
travel
tree
trip
vacation
watching
windless
window