The eastern rhyme in the east is the first rhyme of the upper voice;
The winter rhyme of the second winter is the second rhyme of the upper voice; The first rhyme and Xiao rhyme in "First" and "Second Xiao" in Xiapingsheng are the first rhyme and second rhyme in Xiapingsheng.
Sanjiang is the third verse, which is a word and a short sentence corresponding to Ang Yun.
Now, when we look at the two words with the same pronunciation, there seems to be no difference, but in ancient dynasties, there was a slight difference between the two words. For example, there is a saying that the word "Dongyun" in the Sui and Tang Dynasties accepted ng, but the word "dung"; Pronunciation in the east. Dong is pronounced in winter (this is just a rough way to distinguish the two). There is little difference in pronunciation, but there are differences.
Extended data
In Qing Dynasty, Li Yu imitated the inspiration of rhythm and wrote a rhyme book for poetry. Because Li Yu's name is Li Weng, he is called Li Weng Duiyun. Li Weng to the Cloud is divided into two volumes, each with fifteen chapters.
"Rion to Rhyme" and "Revelation of Melody" are similar in form, both rhyme and teach people to pair. This is because the rhyme of poetry in the imperial examination must be based on the officially recognized "flat rhyme"; Ping Shui Yun was written in Tang and Song Dynasties, and there was a big difference between the population reading and Ping Shui Yun in Qing Dynasty. In order to cope with the imperial examination, phonological training should be carried out from an early age.
Qu Wu and Li Weng Dui Yun are both divided into chapters according to the rhyme of Ping Yun Shui. Because modern poetry usually talks about flat tones, there are 30 pieces of Yun Wu and Li Weng Dui Yun, which correspond to the 30 flat tones in Flat Tone.