jail [jails](place for short-term confinement) noun [UK: dʒeɪl] [US: ˈdʒeɪl]I'm in jail. = Sono in carcere.
prison [prisons](place of long-term confinement for those convicted of serious crimes) noun [UK: ˈprɪz.n̩] [US: ˈprɪz.n̩]She's in prison now. = È in carcere ora.