◆to put the boot in<英,非正式>(criticize)说刻薄伤人的话；往伤口上撒盐
(finish off brutally)落井下石；趁火打劫
It pokes fun, but seldom puts the boot in.那也就是开开玩笑, 很少趁火打劫故意中伤。
The Tory leader, finally put the boot in when he asked about the shortcomings of the comprehensive education system.保守党领袖终于落井下石, 问起了综合教育体制的缺陷。