Please boil down these documents for me.

请帮我整理出这些文件的核心内容。

词组boil down，最初的意思是“沸腾，使浓缩”（英文的解释：To reduce in bulk or size by boiling.），后来，它的引申意“归结，精简”（英文的解释：To condense; summarize）也成为日常用语。

再如：I made a wish on every star I could see, but usually they boiled down to one.

我对着每颗星星许个愿，但通常这些愿望会归结为一个。