1第 1 篇Whenexpertsponderthefutureofautomobiles.theytendtofocusontwonovelmodesoftransportation:driverlesscarsandflyingcars.AtthisyearsCEStechnologyshowinLasVegas,Hyundaihasintroducedathirdvisionforhowvehiclesmighttraversetheworldaroundthem---onethatdoesnotrelysolelyonwheels.Morethan2,000yearsafterthewheelbarrowsdebutinclassicalGreece,usheringinaneweroflocomotion.Hyundaislatestconceptcarisdesignedtowalkaseasilyasitrolls,Called"Elevate,thedaddy-long-legs-likemachinehaswheelsattheendoflongroboticlegsthatwouldallow"userstodrive,walkorevenclimboverthemosttreacherousterrain,"accordingtothecompanyThecompany-whichlabelsthemachineaUMV,or"ultimatemobilityvehicle-saidtheconceptwasinspiredbytheneedfor"resilienttransportation"indisasterzones,whereconventionalvehiclesareoftenrendereduseless."Whenatsunamiorearthquakehits,currentrescuevehiclescanonlydeliverfirstresponderstotheedgeofthedebrisfield,"JohnSuh,HyundaivicepresidentandheadofHyundaiCRADLE,saidinastatementonthecompany'swebsite“Theyhavetogotherestofthewaybyfoot.Elevatecandrivetothesceneandclimbrightoverflooddebrisorcrumbledconcrete."Suhaddedthevehicle'susefulnesswouldnotbelimitedtoemergencysituations.ForpeoplelivingwithdisabilitieswithoutaccesstoanADAramp,thestatementsaid,anautonomousversionoftheElevatecouldwalktoafrontdoorandpositionitselfsoawheelchaircould“rollrightin.”HowrealisticistheElevateconcept?DavidBailey,aprofessoratAstonBusinessSchoolinEngland,toldtheBBCthatalthoughconceptcarsmaynotmakeittothefactoryfloor.theycanhelpgeneratevaluablenewideas.“Formostofus,it'sgoingtobewheelsandroads,butinextremesituationstheremaybescopeforthissortofthing."Baileysaid.“Theremaywellbeapplicationsintermsofemergencyservices---butthereareverybigtechnologicalchallengestomakethissortofthing.”Hyundai'svisionisundeniablyambitious.ThecompanysaiditenvisionsbeingabletoswitchoutdifferentElevatebodytypesfordifferentsituations.Thevehicleisdesignedtouse“bothmammalianandreptilianwalkinggaits”,givingittheabilitytotravelinanydirection,thec...
