Lu's Ancient Meaning of Chang 'an vividly shows the prosperous scenery and life of Chang 'an. The poem not only depicts the magnificent scenery and rich life in Chang 'an, but also reveals the impermanence of life and the vicissitudes of the world through delicate brushwork. Chang 'an has an ancient meaning, remarkable artistic achievements, beautiful language, far-reaching artistic conception, strong sense of rhythm and exciting reading. The Ancient Meaning of Chang 'an has a wide influence in the Tang Dynasty and later generations. It has become one of the representative works of seven-character songs in the early Tang Dynasty and the pinnacle of Lu's poetry creation.
The ancient meaning of Chang 'an has made great achievements in artistic expression. Lu used rich rhetorical devices and vivid images in this poem, which made it beautiful in language and profound in artistic conception. Through ingenious structural arrangement and rhythm control, this poem has a high sense of music and rhythm.