英文關鍵字
aluminium
basket
bin
bottle
box
can
cap
card
cartoon
clean
collection
container
cover
cute
differentiate
differentiated
dirt
disposal
dispose
dump
eco
ecological
ecology
environment
environmental
filth
funny
future
garbage
green
illustration
metal
planet
plants
plastic
plasticndifferentiated
protect
recyclable
recycle
recycling
refusal
reuse
rubbish
save
separate
separation
smog
throw
trash
waste
windowpane