Taking the Tang Dynasty as the boundary, the previous poems were all ancient poems, and later, the ancient poems gradually declined and died out. Ancient poetry is also called ancient poetry or ancient style; Modern poetry is also called modern poetry. From the Book of Songs to Yu Xin in the Southern and Northern Dynasties, they are all ancient poems, but the poems after the Tang Dynasty are not necessarily modern poems, but they are distinguished according to rhyme.
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Ancient poetry (ancient poetry) has a fixed poem and style. Compared with modern poetry, the metrical restrictions of ancient poetry are less. The length can be long or short, and the rhyme is more free and flexible. There are four words, five words, seven words, miscellaneous words and other forms. The ancient poems after the Han and Wei Dynasties are generally dominated by five or seven words, with certain rhyme and inflections.
All ancient poems are classified according to the number of words in the poem. Four-character ancient poems are referred to as four-character ancient poems for short; Five-character ancient poems are referred to as five-character ancient poems for short; Seven-character ancient poems are referred to as seven-character ancient poems for short. Four-character poems were adopted by people as early as the Book of Songs. But it gradually declined in the Tang Dynasty, and few people wrote it.
Five-character ancient poetry is the orthodoxy of ancient poetry, and many people write it. Seven-character ancient poetry is not the mainstream of classical poetry, because it originated late. Therefore, the seven-character ancient style is greatly influenced by the seven-character modern poetry.
Baidu encyclopedia-ancient poems