Reference: 1. There are three chapters in the poem. Each chapter has the first two sentences describing the scene and the last six sentences expressing the emotion. The whole poem combines the description of the scene and the emotion.
2. "Jianjia is green, white dew is frost", showing a desolate autumn scene, giving the whole poem a layer of desolate and lonely mood. The poet grasps the unique characteristics of autumn and repeatedly depicts it with thick ink and heavy colors, rendering the desolation and desolation of late autumn. The atmosphere expresses the poet's feeling of loss and enthusiasm. 3. Implicit beauty, artistic conception, and hazy beauty.