Ключевые слова: architecture, beijing, building, business, capital, ceiling, china, cityscape, commuter, concept, corridor, entrance, entry, escalator, futuristic, gallery, hall, indoor, inside, interior, journey, lift, light, metro, metro hall, modern, motion, move, movement, orange, passenger, perspective, public, roof, scene, speed, stair, station, step, subway, technology, terminal, traffic, transportation, walk, walkway, way,