Although nitrogen is non-toxic and inert, it can act as a simple asphyxiant by displacing the oxygen in air to levels below that required to support life.

 
  • 尽管氮无毒且很大程度上不活泼,通过取代空气中的氧,使之下降到维持生命所必须的水平以下,它可以成为简单的窒息物。
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