смуга охорони
sentry go / sentry-go
sentry guard
eye-guard; eye guard
grid zone / grid-zone
zone standard time (zone time) (ZST)
killing zone / kill zone
grid zone designation / Grid Zone Designator
grey-zone / grey zone (international relations)
hundred-per-cent zone (one-hundred-per-cent zone)
no-fire zone / no fire zone
flight restriction zone / flight restricted zone (FRZ)
gate sentry
group sentry post
pick off a sentry
sentinel / sentry
air sentry
border and offshore submersible sentry
electronic sentry
carry off a sentry
jump a sentry
sentry
sentry box
sentry detachment
sentry dog
sentry dog detachment
sentry dog training course
sentry duty
sentry go
sentry group
sentry line
sentry outpost
sentry over arms