英文關鍵字
beautiful
beauty
big
boulder
calm
clear
cloud
color
country
day
ecology
environment
fence
flow
flowing
forest
glare
grass
green
hill
landscape
mountain
natural
nature
old
outdoor
plant
river
riverbank
rock
scene
scenic
season
sky
spring
stone
stream
summer
sur
tranquil
travel
tree
valley
view
water
wooden