名词
中文翻译：废气
同义词：
['exhaust gas', 'exhaustion gas例句：1. The factory has been operating for over 20 years and has accumulated a large amount of overgas.（这家工厂已经运营了20多年，积累了大量废气。）']
例句：
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1. The factory has been operating for over 20 years and has accumulated a large amount of overgas.
这家工厂已经运营了20多年，积累了大量废气。
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2. The government is trying to reduce the amount of overgas released into the air.
政府正试图减少释放到空气中的废气量。
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3. The overgas from the factory has been affecting the nearby residential areas.
工厂产生的废气已经影响到了附近的居民区。