also sentry-box
( sentry boxes)
A sentry box is a narrow shelter with an open front in which a sentry can stand while on duty.
N-COUNT
also sentry-box
( sentry boxes)
A sentry box is a narrow shelter with an open front in which a sentry can stand while on duty.
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006