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English definition of “open prison”

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open prison

noun [C] uk   UK ( US minimum-security prison) us  
a prison where prisoners are not kept inside because they are trusted not to escape
Translations of “open prison”
in Chinese (Traditional) 開放式監獄, 不設防監獄…
in Chinese (Simplified) 开放式监狱, 不设防监狱…
(Definition of open prison from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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