juvenile crime rate

• 青少年犯罪率

juvenile crime rate的用法和样例：

例句

1. Changes in the social structure may indirectly affect juvenile crime rates.
   社会结构的变化也会间接影响青少年犯罪率。
2. More rigid laws and regulations should be laid down so that the rate of juvenile delinquency will be lowered.
   应当制定更严厉的法律法规来降低青少年犯罪率。