英文關鍵字
awareness
background
bin
bio
bottle
box
bucket
can
cap
city
clean
closed
collect
collection
colorful
conservation
consumerism
consumption
container
contamination
day
dirty
discard
discarded
disposal
dispose
dump
dumpster
dustbin
eco
ecologic
ecological
ecology
empty
endless
environment
environmental
focus
garbage
glass
grass
green
hand
idea
industrial
industry
junk
lid
litter
loop
material
metal
nature
object
outdoors
paper
plastic
pollution
protect
protection
recyclable
recycle
recycling
reduce
refuse
reuse
reusing
rubbish
segregate
segregation
street
sunny
symbol
toxic
trash
urban
used
utilize
waste