quadrisyllable

例句：

1. 1.This poem has a quadrisyllable structure, making it easier to sing along with.
   这首诗有一个四音步结构，更容易跟着唱。
2. 2. The quadrisyllable rhythm adds a unique musical flavor to the song.
   四音步节奏为歌曲增添了独特的音乐风味。
3. 3.In classical music, quadrisyllables are often used in sonatas and concertos to create a sense of balance and harmony.
   在古典音乐中，四音步常用于奏鸣曲和交响曲中，以创造平衡和和谐的感觉。