pom-pom

例句：

1. 1.She wore a pom-pom hat on her head.
   她头上戴着一个球状的帽子。
2. 2. The kids were playing with their pom-poms when the rain came.
   孩子们在下雨时玩他们的球状玩具。
3. 3. The pom-poms were strung up on the Christmas tree.
   球状装饰挂在圣诞树上。