boil down to

基本解释

These units boil down to number, weight, or volume.
这些单位都归结为数字，重量或者体积。
It could simply boil down to a lack of opportunity: Women still earn less than men working the same jobs and are underrepresented in the boardroom.
这可以简单地归结为：机会的缺少。同样的工作中妇女的收入仍旧比男性少，在董事会中的席位也如此。
Do not boil down to these unnecessary things, do not disdain those on the side of the little bit, because bit by bit in this matter behind it is included in your teacher's respect and recognition.
不要把这些归结为无谓的小事，不要不屑于身边的这些点点滴滴，因为在这点滴小事的背后，包含的正是你对老师的尊重和肯定。

You are going to take this entire issue and boil it down to 30 second ads."
Selection sort too really reduces to a total number of comparisons because I'm again comparing the current smallest to the next thing I see, the next thing, so really a lot of these sorting algorithms boil down to comparisons and the numbers that you actually have to make.
选择排序也可归纳为总数的比较,因为要将当前最小者与下一个进行比较,接着再下一个，可见,很多排序算法都可归结为比较,以及需要比较的次数。
哈佛公开课 - 计算机科学课程节选
That's what it's all going to boil down to.
这就是这节课的最重要的要求
耶鲁公开课 - 基础物理课程节选

They boil down to this: We exclude brokerage costs because we've always excluded brokerage costs.
FORBES: Hidden Expenses

If you say that a situation or problem boils down to a particular thing or can be boiled down to a particular thing, you mean that this is the most important or the most basic aspect of it.