radio

ラジオ、無線機

電波で音を受信したり、連絡を送受信したりする機器。

やさしい英語で： A device that receives sound sent through the air, or sends and receives messages this way.

• She bought a small radio.
• We heard the news on the radio.
• The rescue team carried radios to keep in touch.

使い方： on the radio (I heard this song on the radio.)

よく使う表現： portable radio, turn on radio, radio receiver, listen to radio

カーオーディオ、カーステレオ

音楽などを再生する機器。特に車に備え付けられた音響装置。

やさしい英語で： A device that plays music or other sound, especially the sound system in a car.

• Turn down the car radio.
• Her radio can play music from a phone.
• We replaced the radio and speakers in our van.

類義語： stereo, sound system

よく使う表現： car radio, radio volume, radio speakers

無線で連絡する

無線機を使って相手に連絡を送ること。

やさしい英語で： To send someone a message using equipment that sends signals through the air.

• The pilot radioed the airport.
• We radioed for help when the engine failed.
• The captain radioed a warning to nearby ships.

使い方： radio someone (The officer radioed headquarters.); radio for something (They radioed for assistance.); radio something to someone (She radioed the coordinates to the rescue team.)

よく使う表現： radio someone, radio for help, radio a message, radio for assistance