CaliforniagovernorArnoldSchwarzenegger,whoseGeneralMotors（GM）Hummerhasbeenconverted（轉換/變換）torunonhydrogen,urgedautomakersThursdaytocomeupwithgreenervehicleswiththegoalofonedayeliminatingthegasolineengineattheLosAngelesAutoShow.GMshowedtheHummerO2Concepttwo-dimensionalblueskyconceptoffersrugged（崎嶇不平）capability,a"treadlightly"（輕輕地走）contactsystemandconstructionmethodspromotingsafety,accessibilityandre-usability.
AFP