Debussy. Debussy is good at capturing and creating the impression of sound, and shows his careful observation and emotional experience of nature through music. Debussy pays attention to the change of timbre and tone, and uses the organic organization of melody, harmony and rhythm to show the rapid change of nature. In addition, Debussy's impressionism music has innovative artistic style, which challenges the traditional concept of music at that time and has milestone significance. Therefore, Debussy is regarded as the main representative of impressionism music.