The railway, the stretched body of a dragon, roared into the distance. It is the vein of modern civilization, connecting the city and the countryside, and building a bridge of human communication. Along the way, the train shuttles by, the people in the carriage are surging like a tide, and dreams and hopes are intertwined in the journey. On the track, the iron horse galloped, leaving strings of silver light behind and engraved time on the earth.