In order to express the need, joint edge is a rhetorical way of using more than three linked words (that is, words with the same radical) in a specific language environment
The use of edge rhetoric, through the expression of meaning next to the form, often has a certain image, see the side of the form, people will have an image association of the meaning expressed
Smoke locks the willows in the pond, peach blossoms ignite the Jinjiang dike, and cannons guard the Haicheng Tower