Ключевые слова: architecture, blue, bridge, city, color, construction, control, dam, electric, electricity, energy, engineer, engineering, environment, flood, flow, fuel, gate, generation, hongkong, hydro, hydroelectric, industrial, industry, lake, landmark, landscape, lights, ligths, mountain, nature, night, outdoors, power, river, rocks, season, sky, station, stone, structure, sunset, supply, technology, twilight, view, water,