What these people have to work with are the tools that have been passed down to them, The poverty of the people Frost writes about is important.

这些人需要用一代代传下来,的工具或者自己制造的工具，弗罗斯特所写的这些人的贫穷非常重要。

耶鲁公开课 - 现代诗歌课程节选