double-side-band

例句：

1. 1. The radio has a double-sided antenna that can pick up signals from both sides of the city.
   这个收音机有一个双天线，可以从城市的两边接收信号。
2. 2. The satellite TV system uses a double-sided dish to receive broadcast signals.
   卫星电视系统使用一个双面碟来接收广播信号。
3. 3. In the digital age, double-sided recording tapes are becoming less common due to their limited capacityand high cost.
   在数字时代，由于容量有限且成本高昂，双面录音带的使用正在减少。