nitrogen
音标['naitrәdʒәn]
汉语翻译
n. 氮
【化】 氮N-2
【医】 氮(7号元素)
【化】 氮N-2
【医】 氮(7号元素)
词型变化
形容词:nitrogenous 简写符号:N
英语解释
名词 nitrogen:
- a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues同义词：N, atomic number 7
例句
- Air consists chiefly of nitrogen.空气主要由氮气组成。
- If it were not for oxygen and nitrogen in the air, no man could live on the earth.大气中如果没有氧和氮，人就无法生存于地球了。
- The lamp is full of gaseous nitrogen.灯里充满了气体氮。
- Nitrogen forms most of the Earth's air.地球上空气的大部分成分是氮气。
详细解释
ni.tro.gen
n.Symbol N （名词）符号 N A nonmetallic element that constitutes nearly four fifths of the air by volume, occurring as a colorless, odorless, almost inert diatomic gas, N2, in various minerals and in all proteins and used in a wide variety of important manufactures, including ammonia, nitric acid, TNT, and fertilizers. Atomic number 7; atomic weight 4.00'7; melting point -209.8'=C; boiling point -95.8=C; valence 3, 5. See table at element 氮：一种非金属元素，按体积计算约占空气的五分之四，是一种无色、无味几乎为惰性的双原子气体，N2，存在于各种矿物和所有的蛋白质中，广泛地运用于各种重要的生产中包括生产氨酸、硝酸、黄色炸药以及化肥。原子序数7；原子量4.00'7；熔点-209.8'°C；沸点-95.8°C；化合价3,5 参见 element
来源：French nitrogène 法语 nitrogène nitro- [nitric acid] from New Latin * see nitro- nitro- [硝酸] 源自 现代拉丁语 *参见 nitro--gène [-gen] -gène [生，被生]
【引伸】
nitrog.enous
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