It is waterproof , soundproof ( so as not to give a unit 's position away ) and will operate over military radios as well .
新款防水、隔音(因此不会泄漏编制单位的所在地),还可以借助军事无线电波运行。
The book describes how this girl whose pre-abduction idea of sex had meant tilting barbie and ken dolls in horizontal positions found herself alone in a soundproof room as she went into labor for the first time .
Jack entered the briefing room and closed the door . Immediately the outer office sounds of computers , phones , voices , fax machines , and footsteps were muted by the soundproof grates on the walls and ceiling .