The word consists of melody, harmony, rhythm, timbre, etc.

1. Melody: Melody is the main expression of music. It is a linear sequence composed of a series of notes, with certain rhythm and pitch changes.

2. Harmony: Harmony refers to the relationship between multiple notes played at the same time, which can increase the thickness and layering of music.

3. Rhythm: Rhythm is one of the basic elements of music. It refers to the duration and strength of notes, which determines the dynamics and rhythm of music.

4. Timbre: Timbre refers to the unique timbre of different instruments or voices, which can affect the emotional expression and atmosphere of music.