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- 問題詳情： AlmosteverybodyinAmericawillspendapartofhisorherlifebehindashoppingcart.Theywill,inalifetime,pushthechrome-platedcontraptionsmanymiles.Butfewwillknow—oreventhinktoask—whoitwasthatinventedthem. SylvanN.Goldmaninventedtheshoppingcartin1937...
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