The definition of off-screen music: The picture does not provide a basis for the appearance of music, but is music specially created by the composer to shape the character's personality, express the character's inner emotions, or enhance the environmental atmosphere. It is a supplement, explanation or evaluation of the picture. It expresses the composer's subjective attitude towards the events shown in the film. It can deepen the content of the picture and enhance the artistic appeal of the film. video.baidu.com/v?ct=301989888&rn=20&