名词
中文翻译：Unknown
同义词：
['sound attenuation', 'sound barrier', 'sound isolation']
例句：
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1. The sound of the waves crashing against the shore was soothing.
海浪拍打岸边的声音令人感到宁静。
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2. The sound of the engine is drowned out by the roar of the jet engine.
发动机的轰鸣声被喷气发动机的咆哮声淹没了。
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3. Sound exclusion is a crucial factor in preventing noise pollution.
声学排除是防止噪音污染的关键因素。