Facilities that are located at a prison or other penal institution.

设施，分别位于一所监狱或其他惩教院所。

youdao

"Exclusion is at the end of a complicated chain that often begins with poverty and the lack of education, involves the criminal justice system, the penal institution and often ends in isolation, bitterness and disfranchisement."

VOA: standard.2010.03.25