名词
中文翻译：无线电亮度同义词
同义词：
['radio brightness', 'radio intensity']
例句：
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1. The radio is set to the highest level of brightness.
收音机已经调到了最高亮度。
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2. The astronomer used a radio telescope to observe the star.
天文学家使用一台射电望远镜来观察那颗星。
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3. The radio signal was so faint that it could barely be heard over the noise.
无线电信号太微弱了，以至于几乎听不见噪音。