Inversion refers to reversing the order of letters in a word, phrase or song to form new meaningful words or lyrics with similar meanings. In music, inversions are usually used in the middle or at the end of a song to make the song more varied and layered, leaving a deep impression on the audience. Inversion can be a creative way for music producers, or it can be a reinterpretation and redesign of songs by listeners.

Inverted characters play an important role in music creation. Many singers and music producers like to use inverted characters to enhance the charm and appeal of their music. By inverting words, songs can take on new charm and meaning in unexpected ways. Sometimes the inverted part of a song even becomes the most iconic part of the song, becoming a classic that people will always remember.

The use of inverted characters is not limited to music, it is also widely used in other fields. For example, in literary works, inverted characters can increase the depth and interest of literary works; in movies, inverted characters can enhance the visual effect of the movie. While inversion is not a necessary element in all works of music and art, when used skillfully it can make the work more poetic and attractive.