Ключевые слова: aitrail, audi, audi ai trail, auto, auto show, automobile, autonomous, car, concept, concept car, design, electric, etron, exhibition, frankfurt, frankfurt motor show, future, futuristic, germany, glass, gray, hightech, iaa 2019, iaa cars, innovative, metal, metallic, mobility, model, motorshow, motorsport, new, offroad, orv, panoramic, premiere, prototype, quattro drive, salon, self drive, self driving, show car, showroom, silver, style, supercar, technology, tomorrow, wheels,