According to the number of words in each sentence, quatrains can be divided into five-character quatrains, six-character quatrains and seven-character quatrains, of which five or seven quatrains are the majority and six-character quatrains are few. )
For example:
Quatrain
Tang-Du Fu
"Two orioles sing green willows, egrets sky-high." Outside my window is the snowy Western Hills. My door often says "goodbye" to ships sailing eastward.
Seven words and one sentence, * * * one sentence is called seven-character quatrains.
In contrast, a sentence of ***8 is called a metrical poem, and there are three common types: five laws, seven laws and excluded laws.
Metric poetry is very strict, and there are strict rules on the number, number of words, rhyme, level tone and antithesis of sentences:
Each song is limited to eight sentences: the five laws stipulate that each sentence is five words, and the whole song is ***40 words; The seven laws stipulate that each sentence has seven words and the whole sentence has fifty-six words.