名词中文翻译
中文翻译：背景发射
同义词：
['background radiation', "background noise例句：1. The researchers found that the background emission from the device was significantly higher than expected.（研究人员发现该设备的背景发射远高于预期。）2. The study focused on the background emission of the city's air pollution.（该研究专注于城市空气污染的背景排放。）"]
例句：
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1. The researchers found that the background emission from the device was significantly higher than expected.
研究人员发现该设备的背景发射远高于预期。
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2. The study focused on the background emission of the city's air pollution.
该研究专注于城市空气污染的背景排放。
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3.The background emission of the device is a significant concern for environmental health.
该设备的背景发射对环境健康构成重大关切。