What is the artistic conception of "East Mountain on the Moon" in classical music appreciation?

On the East Mountain in the Moon is a section of Flute and Drum in the Sunset.

Through euphemistic and simple melody and smooth and changeable rhythm, The Sunset Flute and Drum vividly depicts the charming scenery of the riverside on a moonlit night and praises the beautiful charm of the water town in the south of the Yangtze River.

The music begins with "Bells and Drums in Jianglou", playing Boeing with pipa to simulate drums, flutes and Zheng, followed by Xu Shu's beautiful melody, depicting the morning and evening scenery when the sunset reflects the river and the breeze blows gently.

The second paragraph: "Dongshan Mountain on the Moon", the theme sound is four degrees high enough, and the melody is triggered upwards, expressing a sense of movement in which the moon rises slowly.

The third paragraph: "The wind returns to the water", and the tune spins down layer by layer, and then goes up.

The fourth paragraph: "cascade of flowers and shadows", and there are four fast and complicated phrases.

The fifth paragraph: "The water depth is cloudy". The music spins in the bass area first, then jumps eight degrees, and plays an elegant sound with vibrato and overtone to express the artistic conception of water and sky.

The sixth paragraph: The Night of Fishing Singing shows the melody of a fishing song, and the soft flute sounds like a melodious fishing song flying from a distance, showing the image of a leisurely fisherman. Followed by a faster and more powerful band ensemble, the atmosphere was warm, expressing the joy of fishermen returning home with full loads.

The seventh paragraph: "Surfing ashore" enters the first climax of the whole song. After the pipa played strong music by sweeping the wheel, the band played it all, depicting the scene of the boat racing back home and splashing.

The eighth paragraph: "Swimming is returning to the boat", the music rises repeatedly, and the piano sounds like running water. The speed is slow and fast, the strength is weak and strong, showing the artistic conception of rough waves and noise from far to near;

The ninth paragraph: "the end", the rhythm is slow, showing that the ships are drifting away and the river is quiet in the night.