(1) uses the technique of "Xing" very vividly, and the application of "Bi Xing" establishes the artistic rule of blending scenes and expressing aspirations for China's poems. The poem begins with the singing of waterfowl on the sandbar in the middle of the river, which is the expression of "Xing" in the "Bixing" technique in the Book of Songs. Now it is "shepherd's purse is staggered and flows from left to right". However, the harmonious birdsong on the sandbar of the river can still arouse readers' reverie and bring people to a vast and distant place, so this poem is particularly simple and natural.
(2) The form of repeated singing creates a festive atmosphere.
(3) The language is expressive, using double phonology. Expressions such as "My Fair Lady" and "Tossing and Turning" are expressive and catchy, and they have been active in people's language so far.