piling adhesive

例句：

1. 1. The workers were busy piling up the sandbags for the flood defense.
   工人们忙着堆沙袋以备防洪。
2. 2.The children were playing with their toys in the pile of blankets on the floor.
   孩子们在地板上的毯子堆里玩他们的玩具。
3. 3.The farmer was piling up his harvest to store it until next year.
   农民正在堆积他的庄稼，准备储存到明年。