What are the notes of Yan and Frontier fortress in Hangzhou?

Ge Yanxing is a poem written by Gao Shi, a famous poet in the Tang Dynasty, which describes the frontier life. In this poem, "Yan" refers to the northern border areas, especially the border areas between the Tang Dynasty and the then Khitan, Turkic and other ethnic minorities. Frontier fortress refers to the military fortress located at the border, which undertakes the important task of defending the national territorial security.

The image of "Yan" is symbolic in poetry, which shows the desolation, hardship and hardship of the frontier. In the poem, Gao Shi expresses the poet's respect and sympathy for the border guards by describing their hard life and the spirit of loyalty to defend their country and country. At the same time, this poem also reveals the pain brought by war and the yearning for peace.

Based on the Song of Yan Shoulou, the whole poem shows the magnificent picture of frontier life and expresses the poet's respect for the soldiers guarding the frontier and his desire for peace. Yan Ge Xing is one of the representative works of frontier poems in Tang Dynasty, which has a far-reaching influence on later literature.