基本解释
拼音：xiān zhǎn hòu wén
注音：ㄒㄧㄢㄓㄢˇㄏㄡˋㄨㄣˊ
解释：原指臣子先把人处决了，然后再报告帝王。现比喻未经请示就先做了某事，造成既成事实，然后再向上级报告。
出处：《汉书·申屠嘉传》：“吾悔不先斩错乃请之。”颜师古注：“言先斩而后奏。”北齐·刘昼《刘子·贵速》：“申屠悔不先斩而后奏，故发愤而致死。”
英语：act first and report afterwards
单字解释：
先
斩
后
闻
英语解释
It originally meant that the ministers executed the people first, and then reported to the emperor. This is a metaphor for doing something without asking for instructions, resulting in a fait accompli, and then reporting to the superior.
