Abstract: The causes of juvenile delinquency are complicated and have many aspects, analyzing and studying phenomena of juvenile delinquency, we may have a conclusion: losing standardization of family ethics is an important cause of juvenile delinquency.

Key words: family ethics, juvenile delinquency, inquiry into causes

摘要： 青少年犯罪的原因是复杂的、多方面的,分析和研究青少年犯罪现象,可以得出结论:家庭伦理道德的失范是青少年犯罪的重要原因。

关键词: 家庭伦理, 青少年犯罪, 原因探讨