nitrogen [i n=itrqd[qn ]    (¼øÀ§: 6170 - °í3 ¼öÁØ)  
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Mean A nonmetallic element that constitutes nearly four-fifths of the air by volume, occurring as a colorless, odorless, almost inert diatomic gas in various minerals and in all proteins and used in a wide variety of important manufactures, including ammonia, nitric acid, TNT, and fertilizers.
ÆÄ»ý¾î nitrogenous  [Çü]
nitrous  [Çü]
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