If there is a recurrence of something, it happens again. 再次发生
noun [抽象名词] 重现,复发
Police are out in force to prevent a recurrence of the violence. 警察大规模地行动防止暴力的再次发生。
Police are out in force to prevent a recurrence of the violence. 警察大规模地行动防止暴力的再次发生。