1, metaphor: turn plain into vivid; Turn abstruse into simple; Turn abstract into concrete; Turn verbosity into conciseness.

2, metonymy: simple instead of complex; Replace the virtual with the real; Replace ordinary with odd numbers; Exchange things for feelings.

3. Analogy: bright colors; Depicting the image; Rich in meaning.

4. Exaggeration: reveal the essence and inspire people; Set off the atmosphere and enhance the appeal; Enhance association and create an atmosphere.

5. Duality: easy to memorize and remember; Used in poetry, with musical beauty; Concise ideographic and lyrical.

6. parallelism: the content is concentrated and the momentum is enhanced; The narrative is thorough and detailed; The rhythm is distinct and longer than lyricism.

7. Ask questions: attract attention and inspire thinking.

8. rhetorical question: strengthen the tone.

That's all I know.