名词
中文翻译：低频
同义词：
['low-pitched', 'low-frequency signal']
例句：
-
1.The radio station broadcasts a low-frequency signal to the community.
该电台向社区广播了一个低频信号。
-
2. In the early days of the Internet, low-frequency signals were used for communication.
在互联网初期，低频信号被用于通信。
-
3. The scientists are studying the effects of low-frequency radiation on the human body.
科学家们正在研究低频辐射对人体的影响。