/ˈɡærɪsən ˈprɪzənər/ – Phrase
Definition: quân nhân bị nhốt để thi hành kỷ luật.
A more thorough explanation: A garrison prisoner refers to an individual who is held in custody or confinement within a military installation or fortification, typically under the authority of military personnel.
Example: The garrison commander ordered the transfer of the prisoner to a maximum-security facility.