post-mortem
noun [ C ] uk/ˌpəʊstˈmɔː.təm/ us/ˌpoʊstˈmɔːr.t̬əm/
验尸，尸体解剖
a medical examination of a dead person's body in order to find out the cause of death
to conduct a post-mortem examination 进行尸检
Synonym: autopsy
informal事后剖析；（尤指）事后反思
a discussion of an event after it has happened, especially of what was wrong with it or why it failed
After we lose a game, there's usually a post-mortem over a few beers. 打完一场比赛，我们常边喝啤酒边作总结。