名词
中文翻译：方向可变麦克风
同义词：
['directional microphone', 'directional variable microphone']
例句：
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1. The directional variable microphone is used in various applications to enhance audio quality.
方向可变麦克风被用于各种应用中，以提升音频质量。
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2.In the recording studio, the directional variable microphone is essential for capturing clear sound.
在录音室中，方向可变麦克风对于捕捉清晰的声音至关重要。
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3. The directional variable microphone is designed to minimize feedback and improve signal-to-noise ratio.
方向可变麦克风旨在最小化反馈并提高信号与噪声比。