shapeless

adj. /ˈʃeɪpləs/ B1

不定形的；不成形的

Having no clear, attractive, or regular shape.

仙境例句

On the shore, the wet birds sat together in a shapeless heap of feathers.

岸上，湿漉漉的鸟儿挤在一起，成了一堆看不出形状的羽毛。