A holocaust is an event in which there is a lot of destruction and many people are killed, especially one caused by war.
例句
A nuclear holocaust seemed a very real possibility in the '50s.核灾难在20世纪50年代似乎真的非常可能发生。
N-SING
(第二次世界大战中纳粹对犹太人进行的)大屠杀
The Holocaust is used to refer to the killing by the Nazis of millions of Jews during the Second World War.
例句
...an Israeli-based fund for survivors of the Holocaust and their families.设在以色列的为大屠杀幸存者及其家人建立的基金
英汉词典释义
n.
大屠杀
The Auschwitz concentration camp always remind the world of the holocaust.奥辛威茨集中营总是让世人想起大屠杀。It is unthinkable that we shall allow a nuclear holocaust to occur.我们若竟让核武器大屠杀的惨剧发生,简直是匪夷所思。