英文關鍵字
background
basket
bin
business
can
concept
container
creased
crumpled
dispose
document
ecological
ecology
environment
garbage
idea
junk
metal
mistake
motion
object
office
page
paper
paperwork
recycle
recycling
rubbish
sheet
slow
throw
throwing
trash
waste
wastebasket
wastepaper
wooden
work
wrinkled