- blood feud (between/with somebody)
a long conflict between families, involving murders that are intended as punishment for past murders 血仇:家庭之间长期的冲突,涉及谋杀,是对过去谋杀的惩罚 Their romance is doomed by the long-standing blood feud between their families. 他们的爱情注定了他们家庭之间长期的血海深仇。 Blood feuds and general gangsterism added to the local crime rate. 家族血仇和普通帮派斗争增加了当地的犯罪率。