pitch in 的中文翻译

v.

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pitch in 的英文句子和中文句子

An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment.

啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声