Historians praised Bozan and wrote poems saying that the Great Wall of Wan Li was filled with smoke. How good is the lute? Fifty years of silence in cymbals.

The first two sentences are about the counterattack against Xiongnu during the period of Emperor Wu of Han Dynasty.

After the policy of rest and recuperation was implemented in the Western Han Dynasty, the situation of "the rule of the cultural scene" and "the unification of Emperor Wu of the Han Dynasty" appeared, and the economy was prosperous and the national strength was strong, which already possessed the material conditions for counterattacking the Xiongnu War. Emperor Wu of the Han Dynasty is a very talented and ambitious emperor. He realized that the humiliating policy of "affinity" could not stop the harassment of Huns, so he made up his mind to change the passive beating situation. In 1 19 BC, Emperor Wu appointed Wei Qing and Huo Qubing to command the Western Han army to defeat the Xiongnu. From then on, it is impossible for Huns to invade the south on a large scale.

The last two sentences tell the story of Zhao Jun leaving the village at the end of Han Dynasty and the beginning of Yuan Dynasty.

The ancients speculated on the miserable image of Zhao Jun leaving the village: red cloak, pipa in hand, thousands of miles of dust collection, drifting step by step. Modern times affirmed the positive significance of Zhaojun's leaving the fortress, because she was voluntary, although the premise was loneliness after entering the palace. More because of the marriage: "The border town is closed, the cattle and horses are wild, the police who died in the third world are screaming, and there is no war in Li Shu", showing a thriving peace scene.