英文關鍵字
area
background
biologically
biosphere
break
brown
conservation
deciduous
eco
ecology
ecosystem
environment
environmental
europe
evening
exposure
fall
floor
flora
footpath
forest
hike
hiking
idyllic
landscape
leaf
liana
light
moss
motion
nature
outdoors
outside
park
path
peaceful
plant
recreation
relax
relaxation
rest
romantic
rustic
shade
slow
tree
trunk
voyage
way
wood