1.【烹】(reduce)煮浓；熬浓；浓缩
This may seem a large quantity of mushrooms, but they do boil down considerably.现在蘑菇看上去很多, 但一煮就没多少了。
2.to boil down to sth
(be in essence)归结为；意味着；表明
What they want boils down to just one thing. It is land.他们所要的东西归结起来只有一件, 就是土地。
It all boils down to money again.这又都归结到了金钱上。
What it boils down to is lack of communication.归根到底是缺乏沟通的问题。