糟糕的管理可能会造成士气低落和生产力下降的恶性循环。

Poor management can create ___a ___vicious ___circle of low morale and decreased productivity.

如果没有干预，冲突升级成了报复的恶性循环。

Without intervention, the conflict escalated into ___a ___vicious ___cycle of retaliation.

公司陷入了一个恶性循环，预算削减导致服务质量差，进而进一步减少收入。

The company is stuck in ___a ___vicious ___circle where budget cuts lead to poor service, which then reduces revenue further.