1. Language: Poets express their creativity and thoughts through different language combinations. Language directly determines the style and characteristics of poetry.
2. Image: Image can be a concrete image or an abstract concept, which can arouse emotional reaction and thinking in poetry and help readers better understand the emotion of poetry.
3. Rhythm: Rhythm refers to enhancing the aesthetic feeling and expressive force of poetry through sound rhythm and rhythm, making readers read smoothly and improving the expressive ability of poetry.