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- We have interpreted in the same way the production of radioactive elements in boron and magnesium in the first an unstable nitrogen with a half life of 11 minutes is produced, and in the second, unstable isotopes of silicon and aluminum. 我们还用同样的方式解释了在硼和镁中制造放射性元素的过程：首先制造一种半排出期为11分钟的不稳定的氮，然后制造不稳定的硅和铝同位素。
- We have interpreted in the same way the production of radioactive elements in boron and magnesium in the first an unstable nitrogen with a half life of 11 minutes is produced,and in the second,unstable isotopes of silicon and aluminum. 我们还用同样的方式解释了在硼和镁中制造放射性元素的过程：首先制造一种半排出期为11分钟的不稳定的氮，然后制造不稳定的硅和铝同位素。
- 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。
- The price of gasoline is unstable. 汽油价不稳定。
- 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。
- Most of the countries in the region have unstable economies. 这个地区大多数国家的经济都不稳定。
- The cause of flight of capital is the unstable political situation. 资本外逃是因为政治的不稳定。
- The table is unstable because one leg is shorter than the others. 这桌子一条腿比其它的腿短，所以不平稳。
- unstable nitrogen 不稳定性氮
- If it were gentle, only the more unstable rods fell. 若地震是微弱的，仅那些比较不稳定的杆子倒下。
- The enemy coalition was unstable enough. 敌人的联盟是很不稳固的。
- The political situation was unstable. 政局不稳。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- The hydroperoxides are unstable compounds. 氢过氧化物是不稳定的化合物。
- These arrangements tend to be unstable. 这些协定都是不稳定的。
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- This isle was then floating and unstable. 这座小岛漂浮在水面上并且不稳定。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
