radiotelephone

• 指利用无线电波而非有线线路传输语音的通信设备或系统，可实现无线电话通信。

A noun referring to a communication device or system that uses radio waves instead of wires to transmit speech, enabling wireless telephony.

1. Radio-based telephony systemC1formal

   A communication system that uses radio waves instead of wires to transmit speech.

   无线电话系统

   • The ship's crew used a radiotelephone to call for help.
   • Early radiotelephones were essential for aviation communication.
   • The military relied on radiotelephones for field operations.

   同义词radiotelephony

2. Wireless telephone deviceC1formal

   A telephone that operates by transmitting and receiving radio signals rather than through a wired connection.

   无线电话

   • He picked up the radiotelephone to contact the base station.
   • The radiotelephone crackled with static before the message came through.
   • They installed a radiotelephone in the remote cabin for emergencies.

   同义词radiophonewireless telephone