英文關鍵字
away
bin
bottle
bottles
can
cans
caucasian
clean
clip
collection
color
conservation
container
discard
disposable
dispose
dump
eco
ecology
empty
environment
environmental
environmentally
europe
garbage
graded
green
hand
into
junk
litter
man
natural
object
plastic
pollution
recycle
recycling
responsible
reuse
rubbish
scrap
throw
throwing
throws
trash
waste
womens
world