- 問題詳情:Eco-friendlyCarRaceCanyouimagineacarracer(賽車)issoeco-friendlythatitstyresaremadefrompotatoes,itsbodyiscreatedfromhemp(大麻)andrapeseedoilanditrunsonfuelmadefromwheatandsugarbeet(甜菜)?Theone-seaterracingcarcalledEcoOneisbuiltbyexpertsfromWarw...
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