英文關鍵字
arise
autumn
background
basin
beautiful
beauty
beginning
chamfer
channel
clean
cool
ecology
environment
flow
flowing
fluid
forest
fresh
intact
landscape
monument
national
natural
nature
outdoor
paradise
park
pure
refreshing
relaxation
resource
river
riverhead
rocks
scenery
source
stone
stream
summer
thirst
tourism
travel
trekking
unspoiled
water