名词
中文翻译：定位音
同义词：
['positional tone', 'positional pitch']
例句：
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1. The scientists were able to determine the positional hum of the planets.
科学家们能够确定行星的定位音。
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2. The positional hum of the wind is what makes it feel different from the air.
风的定位音是它感觉不同于空气的原因。
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3. The positional hum of the instruments can be used to adjust their settings.
仪器的定位音可以用来调整其设置。