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Nitrogen
01
氮
one the most common elements in Earth's atmosphere
例子
Nitrogen-fixing bacteria in the root nodules of leguminous plants elaborate ammonia from atmospheric nitrogen.
When hydrogen and nitrogen bond, they form ammonia molecules.
The chemical reactions within the catalytic converter help transform nitrogen oxides into nitrogen and oxygen.
The combination of nitrogen and hydrogen produces ammonia, with nitrogen and hydrogen as the reactants.
The combination of nitrogen and hydrogen produces ammonia, with nitrogen and hydrogen as the reactants.
