If it becomes a memory and withdraws from this life, it usually means that someone or something has ended at some point in their life and no longer exists in the present or future life. This was usually due to certain reasons such as death, departure, disappearance, failure, etc. This song could be a poem, a song, a movie, a book, a memory, or any other life-related item. It is an expression of emotion or thought that reminds one of a certain moment in one's life, such as sadness, loss, regret, or memory. The meaning of this song depends on one's feelings and experiences. It may make people think about the value and meaning of life or make people realize the preciousness of time and the ruthlessness of passing. In any case, this song could make people recall the beautiful moments in their lives and trigger people's thoughts and feelings about life and the future.