(as) round as a ball

• 圆得像球似的；滚圆的

(as) round as a ball的用法和样例：

例句

1. The chicks looked like little round balls of fluff.
   小鸡们看上去像滚圆的小绒球。
2. Spheronization stagnate into a snowball of a piece of soft white.
   滚圆的雪球凝滞成一片细软的白。