tuned dipole

例句：

1. 1. The tunable dipole antenna can be used to transmit and receive signals over long distances.
   可调谐偶极子天线可以用来在长距离上传输和接收信号。
2. 2. In the study of radio waves, a tunable dipole is a crucial component for frequency modulation.
   在无线电波研究中，可调谐偶极子是频率调制的关键组件。
3. 3.The tunable dipole allows us to adjust the frequency of the signal being transmitted or received.
   可调谐偶极子允许我们调整正在传输或接收的信号的频率。