?一：氮是什么意思（中英文）解釋的意思：

氮是一種化學元素，符號為N，原子序數(shù)為7，在自然界中以氣體的形式存在。它是生物體內(nèi)最常見的元素之一，也是構(gòu)成蛋白質(zhì)和核酸的重要成分。

Nitrogen is a chemical element with the symbol N and atomic number 7. It exists in nature in the form of a gas. It is one of the most common elements in living organisms and is an important component of proteins and nucleic acids.

二：怎么讀（音標）：

英 [?na?tr?d??n] 美 [?na?tr?d??n]

三：用法：

1. 氮可以作為化學反應中的原料，用于制造肥料、塑料、等。

2. 在工業(yè)領(lǐng)域，氮氣可以用來保護食物和藥品免受空氣中的氧氣影響。

3. 液態(tài)氮可以用作冷卻劑。

4. 在醫(yī)療領(lǐng)域，氮可以用于制造吸入性麻醉劑。

5. 氮還可以用于制造高壓容器和航天器。

1. Nitrogen can be used as a raw material in chemical reactions to produce fertilizers, plastics, explosives, etc.

2. In the industrial field, nitrogen gas can be used to protect food and drugs from the effects of oxygen in the air.

3. Liquid nitrogen can be used as a coolant.

4. In the medical field, nitrogen can be used to produce inhalation anesthetics.

5. Nitrogen can also be used to manufacture high-pressure containers and spacecraft.

四：例句1-5句且中英對照：

1. 植物需要氮來生長。

Plants need nitrogen to grow.

2. 工廠使用氮氣來保護食品和藥品。

Factories use nitrogen gas to protect food and drugs.

3. 醫(yī)生給我吸入了一些含氮的麻醉劑。

The doctor gave me some nitrogen-containing anesthetics to inhale.

4. 高壓容器中充滿了液態(tài)氮。

The high-pressure container is filled with liquid nitrogen.

5. 宇航員需要在太空中呼吸純氮。

Astronauts need to breathe pure nitrogen in space.

五：同義詞及用法：

1. 氮氣（nitrogen gas）：指氮的氣體狀態(tài)，常用于工業(yè)領(lǐng)域。

2. 氮化物（nitride）：指由氮與其他元素形成的化合物，如硝化鈉（sodium nitride）。

3. 硝酸鹽（nitrate）：指含有NO3-離子的鹽類，常用于肥料和爆炸物制造。

1. Nitrogen gas: refers to the gaseous state of nitrogen, commonly used in the industrial field.

2. Nitride: refers to compounds formed by nitrogen and other elements, such as sodium nitride.

3. Nitrate: refers to salts containing NO3- ions, commonly used in fertilizer and explosive manufacturing.

六：編輯總結(jié)：

氮是一種重要的化學元素，它在生物體內(nèi)起著重要作用，也廣泛應用于工業(yè)、醫(yī)療和航天等領(lǐng)域。熟練掌握氮的特性和用法，有助于我們更好地利用這一元素，為人類的發(fā)展做出貢獻。

In summary, nitrogen is an important chemical element that plays a vital role in living organisms and is widely used in industries, medicine, and aerospace. Mastering the characteristics and uses of nitrogen can help us better utilize this element and contribute to the development of humanity.