For the most part, exteriors are trendy things like mosaics, glass-panel high rises, and granite walls--as soon as they go out of fashion, they are abandoned.
外型，基本上像流行的東西，像馬賽克拼貼、玻璃帷幕大樓、花崗岩石牆… …，一旦過期就被拋棄。