- 问题详情:AsanelementaryschoolstudentinNewYorkCity,RobertLeewouldstareindisbeliefathisclassmatesthrowingawayhalf-eatensandwichesafterlunch.HisKoreanimmigrantparentshadtaughthimandhisolderbrothernottowastefood.WhilestudyingfinanceandaccountingatNewYorkU...
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