The expressive function of reduplicated words in Cai Wei.

The first is visualization. The proper use of reduplicated words in poetry can make the depicted natural scenery or characters more vivid. Secondly, accuracy can achieve a certain rhetorical effect and make the image expressed more accurate. Third, musicality. Reduplication can make poetry rhythm harmonious and catchy to read; That sounds sweet. (In fact, the overlapping words in poetry are similar. )