名词
中文翻译：Unknown
同义词：
['diminution', 'diminution', 'attenuation', 'weakening']
例句：
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1. The signal strength of the radio wave is attenuating as it travels through the distance.
无线电波的信号强度随着传播距离的增加而减弱。
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2.The attenuation of light in a vacuum is much greater than in air.
光在真空中的衰减比在空气中大得多。
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3.The attenuation of the signal can be measured to determine its quality.
信号的衰减可以通过测量来确定其质量。