名词
中文翻译：短波波段
同义词：
['shortwave', 'short-wave radio', 'short-wave spectrum']
例句：
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1.The scientists used a special device to detectthe short-wave band signals.
科学家们使用一种特殊的设备来探测短波波段信号。
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2.Short-wave radio is widely used forcommunication and entertainment.
短波无线电被广泛用于通信和娱乐。
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3. In the short-waveband, there are many frequencies that canbe used for communication.
在短波波段中，有许多频率可以用于通信。