英文關鍵字
background
box
bundles
cardboard
carton
concept
conservation
corrugated
crushed
disposal
dump
ecology
environment
environmental
factory
flattened
garbage
green
industrial
industry
manufacturing
material
packaging
panning
paper
pile
pollution
preparation
process
production
recycle
recycling
reduce
refuse
reuse
rubbish
stack
stacked
trash
used
waste
wastepaper
eco
ecological
packed