щілина-притулок
bomb proof shelter / bombproof shelter
communication trench
connecting trench
crawl trench
evacuation trench
fighting trench
rifle squad trench
skirmisher's trench
slit trench
standard trench
trench
trench foot
trench warfare
trench-digging machine
approach trench
bipod trench
buried trench concept
front-line trench
trench line
all-around fire trench
normal fire trench
one-man fire trench
rocket-launcher fire trench anti-tank
standard fire trench
two-man fire trench
narrow slit trench
hasty trench
fire trench
bail out a trench
cable trench
squad trench
cannoneer trench