Who knows the rhyme between "Yidong" and "Sigui"? Can you elaborate on it? thank you

Pingyun water department

Yun Ping:

Shang Ping Yidong:

Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Tong Chong Chong Chong Chong Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge Charge

Shi Mei No.4:

Hao Lao Cao Hao [Cao Hao] Tao Aocao was scratched by a piece of mutton cake, and he escaped from prison.

It means that these words can be used as the rhyme of a poem (there was no Chinese pinyin in ancient times, so the words "Dong" and "Hao" were used as representatives).

such as

The rhyme of "One East" in Lu You s Xiuzi;

I didn't know everything was empty until I died, but I was still sad to see Kyushu.

Therefore, when the great Song Jun team recaptures the Central Plains, you will hold a home banquet ceremony. Don't forget to tell me the good news!

The rhyme of "four gentlemen" in Qiu Jin s Duijiu;

It's worth spending a lot of money to buy a treasure knife and change mink fur.

A cavity of blood is diligent and precious, even if spilled, it can become Bi Tao.