英文關鍵字
away
bag
basket
bin
bright
sun
can
caring
for
nature
city
clean
concept
container
discard
disposal
dump
dumpster
eco
ecofriendliness
ecological
ecology
ecoologist
environment
environmental
garbage
sorting
green
hand
junk
litter
object
outdoors
paper
person
pollution
recycle
recycling
refuse
separation
sort
street
summer
throwing
trash
waste
woman
plastic