nitrogen
音標['naitr?d??n] 讀音漢語翻譯
n. 氮
【化】 氮N-2
【醫】 氮(7號元素)
詞型變化:
形容詞:nitrogenous 簡寫符號:N英文解釋:
名詞 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同義詞:N, atomic number 7
例句:
- Air consists chiefly of nitrogen.空氣主要由氮氣組成。
- If it were not for oxygen and nitrogen in the air, no man could live on the earth.大氣中如果沒有氧和氮,人就無法生存於地球了。
- The lamp is full of gaseous nitrogen.燈里充滿了氣體氮。
- Nitrogen forms most of the Earth's air.地球上空氣的大部分成分是氮氣。
詳細解釋:
ni.tro.gen
n.Symbol N (名詞)符號 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, * , 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:一種非金屬元素,按體積計算約占空氣的五分之四,是一種無色、無味幾乎為惰性的雙原子氣體,N2,存在於各種礦物和所有的蛋白質中,廣泛地運用於各種重要的生產中包括生產氨酸、硝酸、黃色 * 以及化肥。原子序數7;原子量4.00'7;熔點-209.8'°C;沸點-95.8°C;化合價3,5 參見 element
來源:French nitrogène 法文 nitrogène nitro- [nitric acid] from New Latin * see nitro- nitro- [硝酸] 源自 現代拉丁語 *參見 nitro--gène [-gen] -gène [生,被生]
【引伸】
nitrog.enous
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