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| slit trench; shell-slit (от артиллерийского огня); airraid ditch; slit (trench) | |||
| narrow slit trench; slit-trench; slot; trench shelter | |||
| air-raid ditch; shelter pit; shelter slit; shelter trench | |||
| щель-убежище: 3 phrases in 2 subjects |
| Military | 1 |
| Technology | 2 |