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- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- nomadic nitrogen [医] [大气]游离氮
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- A member of any of the traditionally nomadic peoples of Mongolia. 蒙古族人任一蒙古传统游牧民族中的一员
- He was indeed a nomad of no nationality. 他的确是个无国籍的游民。
- Nomadic tribes wander these deserts. 游牧部落在这些荒漠上游牧。
- The Lamtuna are a nomadic tribe of Saharan Berbers. 雷姆图纳是撒哈拉沙漠地区游牧柏柏尔民族的一个分支。
- I don't have known nomadic blood in the family. 据我所知,我身上并没有游牧民族的血液。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- This tribe still live a nomadic life. 这个民族仍然过着游牧生活。
- Here was an entirely nomadic community! 这完全就是一个游牧社会嘛!
- Nomadic marine animals have a broad living area. 漫游生物都有很广阔的生活范围。
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- Since ancient times, Mongolian have been nomadic. 自古以来蒙族就是一个游牧民族。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- He was a patriarchal Semitic nomad. 他是族长制闪米特游牧部落的一员。