H2O2

H2O2的音标是["haʊpɪn] ，基本翻译为“过氧化氢”，也被称为双氧水。其速记技巧可以通过谐音记忆，将其转化为“两条鱼”，这样便于记忆。

H2O2的英文词源：

H2O2的英文词源是"hydrogen peroxide"，其中"hydrogen"来自于氢元素，"peroxide"来自于"oxide"（氧化物）的前缀"per-"和后缀"oxide"。

变化形式：

H2O2的化学式中包含两个氢原子和一个氧原子，因此它的变化形式主要有两种，即过氧化氢和水。

相关单词：

1. peroxidase：过氧化酶，一种能够催化过氧化氢反应的酶。

2. peroxidase-catalyzed reaction：过氧化酶催化反应，指由过氧化酶催化过氧化氢的反应。

3. peroxidation：过氧化，指过氧化氢被过氧化酶催化分解的过程。

4. hydrogen peroxide generator：过氧化氢产生器，一种能够产生过氧化氢的设备。

5. peroxidase-peroxidase coupling：过氧化酶-过氧化酶结合，指过氧化酶之间通过化学反应相互结合的过程。

6. peroxidase-like enzyme：类似过氧化酶的酶，指具有部分催化过氧化氢反应功能的酶。

7. peroxidase activity：过氧化酶活性，指过氧化酶能够催化过氧化氢反应的能力。

8. peroxidase-based assay：基于过氧化酶的检测方法，一种利用过氧化酶催化过氧化氢反应进行检测的方法。

9. peroxidase-staining method：过氧化酶染色法，一种用于检测生物组织中过氧化酶活性的染色方法。

10. peroxidase-reactive substance：与过氧化酶反应的物质，指能够与过氧化酶发生反应的物质。

以上这些单词都与H2O2有着密切的联系，反映了它在生物学、化学和医学等领域的重要性和应用。

常用短语：

1. hydrogen peroxide solution

2. use hydrogen peroxide as a bleaching agent

3. hydrogen peroxide treatment

4. hydrogen peroxide whitening

5. hydrogen peroxide rinse

6. hydrogen peroxide whitening treatment

7. hydrogen peroxide whitening system

例句：

1. Mix 3% hydrogen peroxide with water to clean your teeth.

2. Apply hydrogen peroxide to the affected area to treat a burn.

3. I used hydrogen peroxide to whiten my teeth and it worked wonders!

4. The doctor recommended using hydrogen peroxide to treat my skin condition.

5. Hydrogen peroxide can be harmful if not used properly.

6. The hydrogen peroxide rinse helped to relieve the pain from my injury.

7. The hydrogen peroxide whitening treatment was effective and safe.

英文小作文：

The Benefits of Hydrogen Peroxide

Hydrogen peroxide is a common household chemical that has many benefits when used appropriately. It can be used to clean wounds, whiten teeth, and even treat skin conditions such as acne and sunburns. When used correctly, hydrogen peroxide can be effective and safe, without any harmful side effects. However, it should be noted that if used improperly, hydrogen peroxide can cause harm to the body. Therefore, it is important to use it under the guidance of a professional healthcare provider. By understanding its benefits and risks, we can make informed decisions about its use and ensure that it is used safely and effectively.