名词
中文翻译：无线电源
同义词：
['radio transmitter', 'radio signal', 'radio source']
例句：
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1. The radio source was located at the edge of the forest.
无线电源位于森林边缘。
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2. The scientists used a radio source to study the ionosphere.
科学家们使用一个无线电源来研究电离层。
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3. The radio source produced a strong electromagnetic wave.
无线电源产生了强烈的电磁波。