- 问题详情: PreparingCitiesforRobotCarsThepossibilityofself-drivingrobotcarshasoftenseemedlikeafuturist’sdream,yearsawayfrommaterializingintherealworld.Well,thefutureisapparentlynow.TheCaliforniaDepartmentofMotorVehiclesbegangivingpermitsinAprilfo...
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