This is a sound track describing someone wandering in the street, and he is alone by himself, gazing at the people and cars passing by with meditation and lonely emotions inside.

这是一首以沉思为主题的作品，讲述了一个人在街头，怀着孤单的心情看着眼前的车辆、行人穿行。内心的沉思和个人遐想的情绪。