blood feud

基本解释

He dumped the books at his family’s house while he and his brothers went out to enact a blood feud against another man.
他把书随意甩到家里，然后和兄弟们一起去实施针对另一个人的寻仇计划。
In bringing their blood feud to Earth, the warring sibling gods have left open a mystical door that puts the entire mortal world in danger.
电影中，雷神兄弟将血海深仇带到了地球，兄弟间的交战开启了一道神秘之门，使得整个人类世界陷入危机。
Wu did not forget of course, revenge, lu nine break in one fell swoop Wu Jun, Chu Ying Du, Ping Wu dug tomb Bianshi three hundred, at a blood feud.
伍子胥当然没忘记复仇，阖闾九年，吴军一举攻破楚国郢都，伍子胥掘平王墓鞭尸三百，报了血海深仇。

And the Fatah-Hamas blood feud exploded in June in Gaza—to Fatah's loss.
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Mingo and neighboring McDowell County are home to the legendary blood feud between the Hatfield family of West Virginia and the McCoy family of Kentucky, a conflict dating to the Civil War.
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In a society traditionally armed and with a ferocious appetite for domestic and clan violence, where the rules of the medieval blood feud often still hold good, armed crime and kidnappings are both common.
ECONOMIST: The criminal crucible that is Kosovo

A blood feud is a long-lasting, bitter disagreement between two or more groups of people, particularly family groups. Blood feuds often involve members of each group murdering or fighting with members of the other.