罪魁祸首

• Pinyin: zuì kuí huò shǒu
• Hanzi breakdown: 罪 = 网 + 非 (net + wrong); 魁 = 鬼 + 斗 (ghost/fierce + dipper — to lead/dominate); 祸 = 礻+ 祸 (misfortune); 首 = pictograph of a head (leader)

Meaning

The chief culprit; the ringleader; the primary person or factor responsible for causing harm or disaster.

A set four-character idiom used to identify the main instigator of wrongdoing or the principal cause of a problem. Can refer to persons, institutions, or abstract factors. Common in political commentary, journalism, and analytical writing.

Examples

1. 调查报告最终认定，监管失职是这场金融危机的罪魁祸首，而非单纯由市场波动引发。 The investigation report ultimately concluded that regulatory failure was the chief culprit behind the financial crisis, rather than simple market fluctuations.
2. 环保组织指出，高碳排放的工业生产方式才是全球气候加速恶化的真正罪魁祸首。 Environmental organizations pointed out that high-carbon industrial production methods are the real chief culprit behind the accelerating deterioration of the global climate.
3. 这次食品安全事故的罪魁祸首是一家无证经营的小型加工厂，其卫生状况极为恶劣。 The chief culprit in this food safety incident was a small, unlicensed processing plant with extremely poor sanitary conditions.

Usage Guide

Context: politics, journalism, law, social commentary

Tone: accusatory

Do Say

• 专家认为，长期缺乏有效监管才是此次公共卫生危机的罪魁祸首，相关部门必须承担应有责任。(Experts believe that the long-term lack of effective oversight is the chief culprit behind this public health crisis, and the relevant authorities must bear their due responsibility.)
• 历史学家在研究这段历史时，将极端民族主义思潮列为引发这场战争的罪魁祸首之一。(Historians studying this period of history have identified extreme nationalist ideology as one of the chief culprits that triggered the war.)

Don't Say

• 我是这件事的罪魁祸首，抱歉 — 罪魁祸首 implies serious harm or wrongdoing; for minor mistakes use 责任在我 or 这是我的失误 instead

Origin & History

罪魁 (chief criminal/ringleader) + 祸首 (source of disaster/prime cause of calamity)

Cultural Context

Generation: All ages

Social background: Universal