Telegraphy
01
전신, 전신기
a device used to send messages over long distances through wires using electrical signals, often in the form of Morse code
예시들
Telegraphy was an important communication tool in the 19th century.
전신은 19세기의 중요한 통신 도구였습니다.
The invention of telegraphy revolutionized long-distance communication.
전신의 발명은 장거리 통신에 혁명을 일으켰습니다.
02
전신
communicating at a distance by electric transmission over wire
