Audi在本月初才帶來一款Skysphere Concept純電雙門Roadster概念車,其可變軸距的設計為一大看點,時隔不到幾個禮拜,原廠又在昨日帶來一款Grandsphere Concept四門豪華概念車,結合流線俐落外觀輪廓造型,搭配前衛十 ...