名词
中文翻译：低频截止频率
同义词：
['low frequency cutoff', "low-frequency limit例句：1. The device's low-frequency cutoff is set at 20 Hz.（该设备的低频截止频率设置为20赫兹。）"]
例句：
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1. The device's low-frequency cutoff is set at 20 Hz.
该设备的低频截止频率设置为20赫兹。
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2. The signal processing system has a low-frequency cutoff of 50 Hz.
信号处理系统有一个50赫兹的低频截止。
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3. The radio wave is filtered out below the low-frequency cutoff.
低于低频截止频率的无线电波被过滤掉。