Nitrogen
[ 'naɪtrədʒən ]
第3级
其它 Other
n. [化]氮，氮气;
💡 词根助记
nitro硝基+gen出生，产生→氮
📝 例句
Excessive application of nitrogen fertilizers results in tardy bearing.
施用过量的氮肥结果使树延迟结果。
The effect of nitrogen can be overcome by sheathing the flame in argon.
氮的影响则可以通过用氩气包覆火焰而予以克服。
Among the blue-green algae are many species of nitrogen fixation.
许多种蓝藻有固氮的能力。
Cyanide can serve as precursor for the amide nitrogen of asparagine.
氰化物可以作一个天门冬酰胺的酰胺氮前体。
Mycorhizae perform the function of nitrogen fixation and storage.
菌根起着固氮和贮氮的作用。
🌱 联想助记
【记】谐音“乃纯净”:此乃纯净氮
✅ 同义词
🔤 词根
-gener-表示“出生”
常见变体有-gen-、-gin-、-gn-
📖 牛津释义
nitrogen
n[U]
chemical element, a gas without colour, taste or smell that forms about four-fifths of the atmosphere 氮. =>App 10 见附录10.
🎯 考研助记
nitro(硝石)+gen(产生):硝石产生 氮
🔁 扩展释义
*['naitrәdʒәn]n. 氮【化】 氮N-2【医】 氮(7号元素)
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他们杀野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。
You have to be able to check instructions.
你必须会查对说明。你必须会筹划工作。
In order to tell the bees apart, he painted some bees with little spots of colour.
为了区别这些蜜蜂，他在一些蜜蜂身上涂上小色点。