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holocaust

英/hˈɒləkˌɔːst/
美/ˈhɑɫəˌkɔst/
01n.

大屠杀, 大火灾, 毁灭, 大规模烧杀

an act of mass destruction and loss of life (especially in war or by fire); the mass murder of Jews under the German Nazi regime from 1941 until 1945