무선 통신, 전파 기술, 무선 전송
The transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages or data.
예문:
"Early experiments in radio revolutionized long-distance communication."
"The emergency beacon transmits its location via radio signals."
"Unlike wired connections, radio allows for mobility in communication devices."
라디오, 수신기, 무전기
An electronic device used for receiving broadcasted radio programs or messages; a receiver or transceiver.
예문:
"I found an old transistor radio in the attic that still works perfectly."
"She keeps a small clock radio next to her bed to wake up to music."
"Please turn down the radio; the music is too loud for studying."
라디오 방송, 방송 산업, 라디오 프로그램
The activity, industry, or content of broadcasting sound programs to the public.
예문:
"Many people rely on morning radio for traffic updates and news headlines."
"She decided to pursue a career in radio production after college."
무선 연락하다, 무전 치다, 방송하다
To communicate with or send a message to a person or place using radio transmission.
예문:
"The hiker had to radio the base camp when the weather suddenly worsened."
"We will radio ahead to the next port to confirm our arrival time."
"The captain radioed that the ship was experiencing engine trouble."