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soundproof
01
preventing sound from entering or leaving a room or space, typically through the use of special materials or construction techniques
to soundproof
01
звукоизолировать
insulate against noise
Пример
The interior door panels were lined with soundproof material.
The soundproof walls shut out external disturbances, creating a quiet environment.
The lessened noise from the traffic was a relief after the new soundproof windows were installed.