Ключевые слова: air, architecture, asphalt, background, beauty, brick, building, car, cbd, center, china, city, cloud, commercial, construction, district, drive, financial, freeway, ground, hangzhou, horizon, landmark, landscape, light, line, modern, office, outdoor, panorama, perspective, road, route, scene, sky, skyline, skyscraper, speed, street, sunshine, track, traffic, transportation, vehicle,