active carbon

active carbon的音标为["æktɪv kɑːbən]，基本翻译为“活性炭”，速记技巧为“active”意为“活跃的”，“carbon”意为“碳”。活性炭是一种经过特殊处理的炭材料，具有很强的吸附性能，广泛应用于废水处理和空气净化等领域。

Active carbon 的英文词源：

Active carbon 的词源是拉丁语 activus 和 carbon，意为“活跃的碳”。carbon 是碳元素，是一种常见的元素，在自然界中以石墨和金刚石等形式存在。

变化形式：

carbonate（碳酸盐）来自 carbon（碳）和 -ate（动词后缀）形式，表示由碳组成的盐类。

carbonyl（羰基）来自 carbon（碳）和 -on-（希腊语后缀）形式，表示碳原子与氧原子形成的化学键。

相关单词：

1. graphite（石墨）：一种由碳元素组成的矿物，具有鳞片状结构，是活性炭的常见来源之一。

2. diamond（钻石）：一种由碳元素组成的矿物，具有高硬度和高熔点，是活性炭的重要应用领域之一。

3. carbon dioxide（二氧化碳）：一种气体，由一个碳原子和两个氧原子组成，是活性炭在气体处理领域的重要应用。

4. carbon monoxide（一氧化碳）：一种气体，由一个碳原子和一个氧原子组成，是活性炭在气体处理领域的重要应用之一。

5. carbon arc（碳弧）：一种用于制造活性炭的工艺，通过高温燃烧碳和氧气来制备活性炭。

6. carbonization（碳化）：一种将有机物转化为碳的过程，是制备活性炭的重要步骤之一。

7. graphitization（石墨化）：一种将碳材料转化为石墨结构的过程，可以提高碳材料的导电性和热稳定性。

8. carbonate cement（碳酸钙水泥）：一种建筑材料，由碳酸钙和硅酸钙等组成。

9. carbon-based（基于碳的）：指以碳元素为主要成分的材料或物质。

10. carbon-free（无碳的）：指不含碳元素或不含有机碳化合物的一类物质或材料。

常用短语：

1. active carbon filter

2. active carbon adsorption

3. active carbon cleaning

4. active carbon absorption

5. active carbon treatment

6. active carbon powder

7. active carbon bed

双语例句：

1. The water treatment plant uses active carbon filters to remove impurities.

2. The active carbon adsorption process is used to remove harmful substances from the air.

3. The active carbon cleaning process is effective in removing odors from the environment.

4. Active carbon absorption is commonly used in water treatment systems.

5. Active carbon treatment is a popular method for removing pollutants from water and air.

6. The active carbon powder is used in various industrial processes for its high adsorption capacity.

7. The active carbon bed is commonly used in water treatment systems for its long-term performance.

英文小作文：

Active Carbon - The Ultimate Pollution Fighter

Active carbon is a unique material that has revolutionized the field of pollution control. With its high adsorption capacity, active carbon is able to effectively remove a wide range of pollutants, including harmful gases, odors, and even bacteria from various environments, making it a crucial component in today"s pollution-conscious world.

From water treatment systems to air purification devices, active carbon has become an essential tool in the fight against pollution. Its unique properties have allowed it to outperform traditional methods in removing pollutants, making it a preferred choice for many environmentalists and engineers around the world.

From domestic applications to industrial processes, active carbon has proven its worth time and time again, showing that it is truly the ultimate pollution fighter. As we continue to strive for a cleaner and healthier world, active carbon will undoubtedly play a crucial role in our efforts to protect the environment and ensure a sustainable future for generations to come.