英文關鍵字
active
august
beach
beautiful
birch
blue
bright
bush
calm
clean
cloud
coast
colorful
day
environment
fall
flora
foliage
forest
grass
green
high
idyllic
lake
landscape
lush
mountain
national
nature
nobody
outdoors
outside
park
pine
pristine
reflection
relax
river
rock
sky
summer
sunny
tourism
tree
vacation
water
wave
wild