1, Theme: The theme of nostalgic poems usually takes historical events, historical figures or historical traces as the theme, and expresses feelings and thoughts on the rise and fall of history and vicissitudes of life by climbing high and looking far, reciting historical facts and remembering historical sites.
2. Emotional expression: In nostalgic poems, poets often express their feelings about the ancients and ancient things, and integrate their feelings into the poems, so that the poems have a strong emotional color. These emotions can be sadness, nostalgia, exclamation, etc. They can also be satire and criticism.
3. Image selection: The images of nostalgic poems are usually related to historical events, people and historical traces, such as ancient battlefields, ancient city walls and ancient pavilions. These images are not only symbolic, but also can arouse the poet's association and emotion.
4. Artistic techniques: There are various artistic techniques of nostalgic poems, such as borrowing scenery to express feelings, blending scenes and contrasting feelings. Among them, borrowing scenery to express emotion is one of the most commonly used techniques, and poets express their feelings and thoughts by depicting scenery; Scenery blending is the integration of emotion and scenery, so as to achieve the effect of "no matter what I am, poetic and picturesque"; Bixing sustenance is to concretize abstract emotions and thoughts through metaphor or symbol, making poetry more vivid.