Oxygen, nitrogen, and carbon dioxide are some of the gases found in the atmosphere.
氧气、氮气和二氧化碳，是在大气层中发现的一些气体。
Magnesium is able to burn in carbon dioxide and nitrogen.
镁是可以在二氧化碳和氮气中燃烧的。
Air is made up of three main types of gases: oxygen, carbon dioxide, and nitrogen.
空气是成立的三种主要类型的气体：氧，二氧化碳和氮。
Oxygen, carbon dioxide, and nitrogen are essential for animal and plant life.
氧、二氧化碳、氮是动植物生命所必需的。
Oxygen, carbon dioxide, and nitrogen are essential for animal and plant life.
氧、二氧化碳、氮是动植物生命所必需的。
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