1, rhyme: every sentence in the poem rhymes, such as "moon", "festival", "flower" and "home", which makes the whole poem more harmonious and smooth to read and adds the beauty of rhyme.
2. Rhythm: Through careful arrangement of vocabulary and sentence structure, such as the repeated use of "so" and "too" and the clever use of adjectives, the poet forms a strong sense of rhythm, which makes the overall feeling of poetry smoother and more comfortable.