The main problem is not the first offender or the petty thief but the repeated offender who commits increasingly serious crimes.
The main problem is not the first offender or the petty thief but the repeated offender who commits increasingly serious crimes.
主要的问题不是来自于初犯者或小偷小摸，而是来自于犯罪行为越来越严重的那些惯犯。