Correct

惨绝人寰

/ cǎn jué rénhuán / 
Strokes

Definition

extremely tragic (idiom); with unprecedented brutality

Example

Definition

be extremely tragic; be exceedingly brutal/horrible; be a rare tragedy (on earth)

1
Cǎnjuérénhuán
惨绝人寰
de
的
dàtúshā
大屠杀

massacre of unparalleled savagery

2
Cǎnjuérénhuán
惨绝人寰
de
的
bàoxíng
暴行

atrocity beyond comparison/compare; most atrocious brutalities