名词中文翻译
中文翻译：背景污染
同义词：
['environmental pollution', 'environmental contamination']
例句：
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1. The city's air quality has been a major concern in recent years.
近年来，该市的空气质量一直是主要关注点。
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2. The background noise from the street was distracting me from my work.
街道上的噪音分散了我的注意力，让我无法专心工作。
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3. The company is working to reduce its background pollution levels.
该公司正在努力降低其背景污染水平。