Ключевые слова: appearance, bluebuilding, building, buildingbackground, businessdistrict, china, city, cityroad, commercialcenter, construction, design, details, elevator, empty, entrance, finance, financialdistrict, floor, glass, green, ground, light, metal, modern, nopeople, office, outdoor, publicscenes, sidewalk, sky, skyline, skyscrapers, square, stairs, station, steel, steps,