英文關鍵字
autumn
bag
bags
beautiful
blue
branch
bush
bushes
bushn
color
day
dirt
dirty
dump
eco
ecological
ecology
environment
environmental
field
flit
garbage
grass
landscape
natural
nature
outdoor
outdoors
people
plant
plastic
polluted
pollution
problem
real
rubbish
rural
sky
summer
sunny
time
torn
trash
tree
trouble
waste
weather
white
wild
winter
wintertime