英文關鍵字
bag
bin
can
cleanup
consumption
container
dirty
disposal
dump
dumpster
environment
full
garbage
ghetto
green
grunge
hazardous
junk
litter
metal
muck
odor
overfilled
plastic
pollution
receptacle
recycle
recycling
rubbish
sanitation
scrap
slum
street
town
trash
urban
waste