1. Understand the historical background: Yuefu poems mostly record the face of ancient society and historical events. Through the analysis of the characters, we can have a deeper understanding of the historical background and social environment.
2. Highlight emotions: The characters in Yuefu poems will have strong emotional colors, and the author's emotions can be better understood and expressed through the analysis of the characters.
3. Expressing thoughts: Most Yuefu poems contain certain ideological content, and the author's thoughts can be better understood and expressed through the analysis of characters.
4. Image-building: The characters in Yuefu poems will be vividly portrayed by the author, and the artistic characteristics and charm of poems can be better understood and appreciated through analysis.