读音 英 [ˈvɪʃəs ˈsɜːkl]；美 [ˈvɪʃəs ˈsɜːrkl] 意思 恶性循环，指一种不良的循环状态，其中一个问题引发另一个问题，而后者又反过来加剧最初的问题，如此反复，情况不断恶化。

网络释义 常用于描述经济、社会、心理、生态等多个领域中出现的负面循环现象。

在经济学文章中可能涉及经济衰退的恶性循环；心理学研究里可能指某种心理问题导致的行为和情绪的恶性循环。

常用搭配短语 break the vicious circle：打破恶性循环 get into a vicious circle：陷入恶性循环 造句 High levels of debt can create a vicious circle, as borrowers struggle to pay off loans and end up taking on more debt.（高额债务会形成恶性循环，因为借款人难以偿还贷款，最终会背负更多债务。）

The company is caught in a vicious circle of low sales and reduced advertising budgets, which further reduces their visibility in the market.（这家公司陷入了低销售额和广告预算削减的恶性循环，这进一步降低了他们在市场上的知名度。）

Stress often leads to poor sleep, and lack of sleep can then increase stress levels, creating a vicious circle.（压力常常导致睡眠不好，而睡眠不足又会增加压力水平，形成恶性循环。）

If we don't break the vicious circle of poverty, future generations will continue to suffer.（如果我们不打破贫困的恶性循环，后代将继续受苦。）

The environmental degradation is becoming a vicious circle, where deforestation leads to soil erosion, and soil erosion further damages the ecosystem.（环境退化正在变成一个恶性循环，森林砍伐导致水土流失，而水土流失又进一步破坏生态系统。）

Many smokers get into a vicious circle: smoking relieves stress in the short term, but over time it causes health problems that increase stress.（许多吸烟者陷入了恶性循环：吸烟短期内缓解压力，但随着时间推移，它会导致健康问题，进而增加压力。）

The team was in a vicious circle of losing games, which led to low morale, and low morale contributed to more losses.（这支球队陷入了输球的恶性循环，这导致士气低落，而士气低落又导致更多失利。）

A lack of education can trap individuals in a vicious circle of limited job opportunities and low income.（缺乏教育会使个人陷入就业机会有限和低收入的恶性循环。）

The city is facing a vicious circle of traffic congestion. More cars on the road lead to slower traffic, which encourages more people to drive, worsening the problem.（这座城市正面临交通拥堵的恶性循环。

路上的汽车越多，交通越慢，这促使更多人开车，从而使问题更加严重。）

Poor study habits can put students in a vicious circle. Procrastination leads to rushed work and bad grades, which then demotivates them and makes studying even harder.（不良的学习习惯会让学生陷入恶性循环。

拖延导致作业仓促完成且成绩不佳，这进而打击他们的积极性，使学习变得更加困难。

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