But according to the ancient rhyme, for example, "wet" is the first sound in our Mandarin, but it is boring in the ancient rhyme. For another example, "Guo" is the second sound in our pronunciation, which is flat, but it is awkward in ancient rhyme.
There are three kinds at present. The first one, which is often used in metrical poems, is Pingshui rhyme.
The second is the word Lin, which is commonly used in lyrics.
The third is the new rhyme of Chinese, which is divided according to Putonghua, and the rhyme characters are universal.
As for which one to use, Chinese new rhyme and flat rhyme have always been controversial. Personally, I think I should use something that suits me and is convenient for me.
But so far, as long as you write poems or write lyrics with new rhyme, the word "new rhyme" will be marked behind the title.
According to the ancient rhyme, it is easy for picky people to say that you are illegal.