US regulators investigating Volkswagen have uncovered excessive emissions levels in thousands of luxury Porsches and Audis, extending their probe to diesel sports utility vehicles the German carmaker had not previously admitted were caught up in the scandal.
正對大眾汽車(Volkswagen)展開調查的美國監管機構發現，有數千輛保時捷(Porsches)和奧迪(Audi)豪車排放水平超標，美方的調查對象由此擴大到這家德國車企旗下的柴油引擎運動型多功能車(SUV)。大眾之前并未供認這類車也卷入了尾氣造假丑聞。
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