This sentence came from the Tang Dynasty poet Wang Zhihuan's "Climbing the Stork Tower": The white sun is leaning against the mountains, and the Yellow River flows into the sea. > I want to see a thousand miles and go up another level. > " Over the thousand peaks long smoke, the setting sun on the lonely city's top. > " Lonely city on top of the lonely city, the fog pouring on the lonely city is endless. > " The Ten Thousand Mountains in the west corner. > At the edge of the blue sky, ten thousand peaks are high, and the sun is setting in the west, where there is no place. > in the overlapping regions where twists and turns are hard to leave. > " Climbing high and spectacular, the vast river between heaven and earth will not return. > " On the back of Mount Huangshan, a city is surrounded by smoke, and a thousand peaks are surrounded by long smoke, and the sun is setting on the lonely top of the city. This sentence depicted a scene from a high place. In the midst of the mountains, a long smoke and sunset shrouded a lonely city. This city was called the "Lonely City". Under the afterglow of the setting sun, the buildings and scenery of the city looked exceptionally beautiful and intoxicating. The entire scene was filled with a strong sense of history and poetry, showing the superb literary attainments and aesthetic vision of the Tang Dynasty poet Wang Zhihuan.