crime of crimes 罪中之罪

crime of crimes
繁：罪中之罪
简：罪中之罪

話雖如此，「種族滅絶」也是一個不時會被輕率地提及的詞匯。它聽起來很糟糕，是所謂的「罪中之罪」，不過真被入罪的人也非常少。

羅興亞危機：昂山素季會面臨種族清洗罪嗎？（2017年12月18日），BBC中文網，取自 http://www.bbc.com/zhongwen/trad/world-42394708

That said, genocide is one of those words that gets bandied about a lot. It sounds terrible – the so-called “crime of crimes“. Very few people have ever been convicted of it.

Could Aung San Suu Kyi face Rohingya genocide charges? (2017, December 18). BBC. Retrieved from http://www.bbc.com/news/world-asia-42335018