英文關鍵字
background
bark
beautiful
beauty
biology
birch
branch
bright
coppice
copse
day
deciduous
ecology
environment
flower
foliage
forest
garden
grass
green
grove
hardwood
herb
landscape
leaf
leaves
nature
nobody
outdoors
park
plant
plants
rest
season
seasons
sky
spotted
spring
summer
sunlight
sunny
tree
trees
trunk
white
winter
wood