![Weallknowthatrecyclingrubbishisveryimportant.Butsometim...]( "Weallknowthatrecyclingrubbishisveryimportant.Butsometim...")
- 问题详情：Weallknowthatrecyclingrubbishisveryimportant.Butsometimesitisnotsoconvenientwhenwecan’tfindarecyclingbinanywhere.NowateamofmiddleschoolstudentsfromtheUShassolvedthatproblembydesigningtheirRecyclingBinapp(应用程序).Thisappencouragespeopletore...
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