cationic

cationic的音标为["keɪtɪəʊɪk] ，基本翻译为“阳离子”的意思。速记技巧可以考虑将词根和词缀进行联想记忆，例如在看到cation时，可以联想到它和cationic中的ic类似，而ic通常表示“…的”，因此cation可以理解为带有电荷的粒子，进一步联想到阳离子。

Cationic这个词来源于拉丁语，意思是“带有阳电荷的”。它的变化形式包括形容词cationic（带阳电荷的）和名词cation（阳离子）。

相关单词：

1. cation（阳离子）: 在化学中，它表示带正电荷的离子，是带正电荷的原子或原子团。

2. cations（阳离子）: 这是cation的复数形式，通常用于描述大量的阳离子。

3. cationic surfactant（阳离子表面活性剂）: 是一种用于洗涤剂、乳化剂和杀菌剂等领域的化学物质。

4. cationization（阳离子化）: 这是一个过程，通常用于将物质转化为带正电荷的形式。

5. cationic polymer（阳离子聚合物）: 是一种高分子化合物，通常用于水处理、农业和医疗等领域。

6. cationic detergent（阳离子洗涤剂）: 是一种用于清洁衣物的化学物质，通常含有阳离子表面活性剂。

7. cationic charge（正电荷）: 在生物化学中，它描述了蛋白质或其他生物分子中的正电荷部分。

8. cation-pi（阳离子-π相互作用）: 是一种分子间相互作用，其中带正电荷的离子与带负电荷的分子相互作用。

9. cation-exchange（阳离子交换）: 是一种在生物化学和材料科学中常见的过程，其中带正电荷的离子在分子之间进行交换。

10. cation-rich（阳离子丰富的）: 这是一个描述词，用来形容含有大量阳离子的物质或环境。

常用短语：

1. cationic surfactant

2. cationic polymer

3. cationic detergent

4. cationic adsorption

5. cationic charge

6. cationic protein

7. cationic iron

例句：

1. The surfactant is used to improve the stability of the emulsion.

2. The polymer can be used as a cationic flocculant.

3. The detergent can effectively remove oil and grease stains.

4. The adsorption of cationic polymers is very strong.

5. The charge of the particle is cationic, which can attract oppositely charged particles.

6. The protein contains a cationic group, which can bind to anionic substances in the body.

7. Cationic iron is used in water treatment to remove dissolved oxygen.

英文小作文：

Cationic surfactants are commonly used in detergents and emulsifiers, and they play an important role in improving the stability and efficiency of various chemical processes. In addition, cationic polymers are widely used in water treatment and wastewater treatment, where they can effectively remove suspended solids and organic pollutants through adsorption and flocculation. These polymers also have excellent water-solubility and biodegradability, making them environmentally friendly and sustainable materials for use in various industrial processes. In addition, cationic proteins are used in various medical and pharmaceutical applications, where they can bind to anionic substances in the body to improve drug delivery and treatment efficiency. Cationic iron is also used in water treatment to remove dissolved oxygen, which is essential for maintaining water quality and ensuring the safety of drinking water sources.