local prisons 当地监狱
prison reform 监狱改革
prison sentence 刑期
A: How many prisons are in this city?
A：这个城市有多少所监狱？
B: There are only two prisons here.
B：这里只有两所监狱。
1) 监狱
2) 监禁
1. 监狱
noun
1. buildings where people are legally held as punishment for crimes