blood-feud

基本解释

Still, in both communities there is a growing sense that the blood feud--- and its cycle of violence--- must be broken if anyone is to prosper.
但双方也越来越清楚，如果要繁荣，就必须突破彼此之间的血海深仇和暴力循环。
BOSTON(AP) Big moments have defined the Lakers-Celtics blood feud, and in their first get together in 21 years, a kid from Los Angeles gave Boston one to remember.
伟大的时刻造就了湖人和凯尔特人的血海深仇，在21年来他们再次聚首时，一个来自洛杉矶的小孩给了波斯顿一个值得记忆的时刻。
Turkey has fought Kurdish separatists in the area for 25 years, but this attack has been linked to a local "blood feud" and a pro-Turkish militia.
土耳其打击该地区的库尔德分裂分子已经有25年了，但是此次袭击被认为是地方的“氏族仇杀”和亲土耳其的武装分子所为。

And the Fatah-Hamas blood feud exploded in June in Gaza—to Fatah's loss.
ECONOMIST: We query a plan to rehabilitate Fatah and isolate Hamas

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.