radio signal 无线电信号
signal reception 信号接收
tuning frequency 调谐频率
antenna 天线
1. The radio receiver is picking up a very weak signal.
该无线电接收机正在接收一个非常微弱的信号。
2. He built a simple radio receiver from spare parts.
他用零配件组装了一个简单的无线电接收机。
A: Why is the radio receiver making such a strange noise?
A：为什么这个收音机发出这么奇怪的噪音？
B: I think the antenna on the radio receiver is loose.
B：我觉得收音机上的天线松了。
1) 无线电接收设备
2) 电子通信术语中的接收端
3) 泛指收音机
1. 无线电接收机
e.g.The signal was caught by the radio receiver.
信号被无线电接收机捕获了。
noun phrase
1. An apparatus that receives radio waves and converts them into sound or other signals.