1. Language and cultural differences: The language and expressions used in ancient poems and popular songs are different from those used in modern Chinese, so it is necessary to be familiar with the relevant ancient Chinese and the cultural background at that time in order to accurately understand and translate their meanings and connotations.
2. Poetic form and musical style: The forms and styles of ancient poetry and popular songs are different, and it is necessary to have a deep understanding of different poetic genres and song styles in order to accurately analyze and evaluate their artistic value.
3. Historical background and social environment: Both ancient poems and popular songs are influenced by the historical background and social environment at that time, so it is necessary to conduct in-depth research on the relevant historical and cultural background in order to better understand and interpret its cultural connotation and social significance.
4. Art evaluation criteria and methods: Ancient poetry and popular songs are both art forms, which need to be evaluated and compared according to different evaluation criteria and methods. However, there may be differences and disputes between different evaluation standards and methods, which need to be discussed and explored in depth.