名词
中文翻译：噪声消除器
同义词：
['noise reducer', 'noise suppressor']
例句：
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1.This noise canceller is designed to block out unwanted background noise.
这款噪声消除器旨在屏蔽不必要的背景噪音。
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2. The engineer used a noise canceller to improve the signal-to-noise ratio.
工程师使用了一个噪声消除器来提高信号与噪声的比值。
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3. The new model of noise canceller has been released, and it's expected to be very popular.
新型噪声消除器已经发布，预计将非常受欢迎。