Dirty light reduces efficiency as much as 90 percent, according to the Motor VehicleLighting Council.
根据机动车照明设备委员会，肮脏的光会减低效率高达90%。
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The only catch is that the vehicle can't be driven on UK roads as it doesn't meet the lighting and safety specifications required to make it legal.
唯一美中不足的是，这辆超跑因不符合英国法定照明与安全规定而无法上路。
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In the mobile environment contrast ratio takes on critical importance, as the lighting in vehicle and outdoor environments is not the typical subdued office lighting.