narrow-band television

例句：

1. 1.This new model of narrow-band television is more affordable than its predecessors.
   这款新型窄带电视比它的前代产品更便宜。
2. 2. The narrow-band television was the only source of news for many rural areas.
   窄带电视是许多农村地区唯一的新闻来源。
3. 3. The narrow-band television signal can be easily disrupted by interference from other devices.
   窄带电视信号很容易被其他设备的干扰所中断。