This article uses exaggerated foil techniques to express the author's emotions.

According to Toutiao Encyclopedia information, "Ode to Iris" is an article praising Iris written by Han Yu, a writer in the Tang Dynasty. This article uses exaggerated techniques to set off, through contrast and foil , emphasizing the preciousness and excellent quality of Acorus, and demonstrating the author's love and admiration for this flower.

"Ode to Acorus" has both practical significance and profound philosophical philosophy. Its usage lies in expressing the author's emotions. The article not only expresses the author's love and appreciation for Acorus, but also relies on the use of Acorus. Calamus, a common yet mysterious plant, expresses the author's feelings and attitude towards life, thus arousing readers' cries and thoughts.