fan-shaped fold

例句：

1. 1. The fabric is designed with a fan-shaped fold for easy storage and organization.
   这款布料设计有扇形折痕，便于存放和整理。
2. 2.The dress has a beautiful fan-shaped fold at the waistline.
   这件连衣裙腰部有一个漂亮的扇形褶皱。
3. 3. The fan-shaped folds on the tablecloth add a touch of elegance to the dining experience.
   桌布上的扇形褶皱为用餐体验增添了一份优雅。