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Ourenvironmentisn’tasgreenandbeautifulasitshouldbe.Th...
问题详情: Ourenvironmentisn’tasgreenandbeautifulasitshouldbe.Therearesteel(钢铁)monstersblockingoutthesun,blowingoutdangeroussmoke,andlettingoutpoisonouschemicalsintorivers,carsproducingharmfulwast...
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Ourenvironmentisn’tasgreenandbeautifulasitshouldbe.Ther...
问题详情:Ourenvironmentisn’tasgreenandbeautifulasitshouldbe.Therearesteel(钢铁)monstersblockingoutthesun,blowingoutdangeroussmoke,andlettingoutpoisonouschemicalsintorivers,carsproducingharmfulwastegas...