Contrast
Poems express emotions by describing scenery as a contrast.
Xie Ting bid farewell
A song of labor explains the boating, red leaves, green mountains and rapids.
At the end of the day, people are far away from the drunkenness, and the sky is full of wind and rain, going down to the west building.
"Farewell to Xie Ting" was written by Xu Hun, a poet of the Tang Dynasty. It mainly expresses the poet's melancholy when bidding farewell to his friends. Poetry expresses emotions by describing scenery as a contrast.