a pile of的用法和样例：
- I've got a pile of sewing to do.
- There's a pile of newspapers in the corner have you looked underneath?
- I cannot cope with such a pile of work.
- Your letter got buried under a pile of papers.
- The car was now just a pile of twisted metal.
- They found the body buried beneath a pile of leaves.
- There is a pile of potato in the garden.
a pile of的相关资料：