(historical) An early device for recording sound by local magnetization of a steel wire, disk, or ribbon, moved against the pole of a magnet connected electrically with a telephone receiver or similar..
현재 검증된 한국어 뜻은 준비 중이며 영어 정의는 “(historical) An early device for recording sound by local magnetization of a steel wire, disk, or ribbon, moved against the pole of a magnet connected electrically with a telephone receiver or similar.”입니다.