- 问题详情:Unlessyoubringyourownthermos,papercupsaretherealoptionforon-the-gocoffee.Butasweallknow,producingthesesimpleitemscutsdownforestsoftreesandcontributestomountainsofwaste.Infact,Starbucksaloneuses4billionpapercupsayeargloballyandmostoftheseplast...
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