a heap of

例句：

1. 1.There's a heap of books on the table.
   桌子上有一堆书。
2. 2.I need to gather some materials for my project.
   我需要收集一些材料来制作我的项目。
3. 3.The farmer has a heap of straw in his barn.
   农民的谷仓里堆满了稻草。