一团

例句：

1. 1. He put the books on the table and then took out a big pile of papers.
   他把书放在桌子上，然后拿出一大摞纸。
2. 2. The children gathered around the fire to play with their toys in a pile.
   孩子们围在火堆周围，把玩具堆在一起玩。
3. 3. She emptied the jar into a large pile of sand.
   她把罐子倒进一堆沙子里。