- 問題詳情:yandhisunclewerediggingforgoldintheWest.Afterweeksoflabor,hewasrewardedwhenhediscoveredshiningore(礦石).Heneededmachinerytobringtheoretothesurface.Soheborrowedmoneyfromhisrelativesandneighborsandwentbacktoworkonthemine.Thefirstcaroforewasmine...
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