boil down片语动词KK [bɔɪl daʊn] /bɔɪl daʊn/发音片语动词1归结为、关键在于、说到底就是常与 to 连用The whole argument boils down to one simple question of money.整场争论归结起来就是钱的问题。2精简、压缩、浓缩可拆开She boiled the report down to a single page for the committee.她把报告精简成一页交给委员会。3熬浓、煮稠、收汁可拆开Boil the sauce down until it coats the back of a spoon.把酱汁熬到能挂在匙背上为止。用这个字练口说→