chemical

chemical的音标为[ˈkemɪkl]，基本翻译为“化学的；化学制品的”。

速记技巧：可以结合词义进行记忆，其中“化”发/w/，所以中间的/w/可以省略。同时，该单词中包含“-ical”，是常见的后缀，表示……的。

化学（chemistry）这个词源于希腊语，意为“物质的科学”。它的变化形式包括名词、形容词和动词形式。

名词形式：chemistry

形容词形式：chemical

动词形式：chemise/chemist

相关单词：

1. molecule：这个词源自拉丁语，意为“分子”。它通常用作化学中物质的基本单位。

2. atom：这个词源自希腊语，意为“不可分割的最小部分”。在化学中，原子是物质的基本单位。

3. compound：这个词源自拉丁语，意为“混合物”，在化学中通常指由两种或更多种物质组成的物质。

4. ion：这个词源自希腊语，意为“带电粒子”，在化学中通常指带正负电荷的离子化合物。

5. element：这个词源自拉丁语，意为“原始物质”，在化学中通常指一种化学元素，即不可再分的基本物质。

6. acid：这个词源自拉丁语，意为“酸的”，在化学中通常指具有腐蚀性的酸性物质。

7. base：这个词源自拉丁语，意为“碱性的”，在化学中通常指具有碱性或能中和酸性的物质。

8. reaction：这个词源自拉丁语，意为“反应”，在化学中通常指物质之间相互作用的过程。

9. catalyst：这个词源自希腊语，意为“催化剂”，在化学中通常指能加速反应过程而自身不发生变化的物质。

10. oxidation：这个词源自拉丁语，意为“氧化”，在化学中通常指物质与氧发生化学反应的过程。

常用短语：

1. chemical reaction 化学反应

2. chemical formula 化学式

3. chemical compound 化合物

4. chemical element 化学元素

5. chemical balance 天平

6. chemical analysis 化学分析

7. chemical waste 化学废物

双语例句：

1. The chemical reaction between the two substances resulted in a new product.（两种物质之间的化学反应产生了一种新产品。）

2. The scientist used chemical analysis to identify the composition of the sample.（科学家使用化学分析来识别样品的组成。）

3. The chemical balance must be carefully maintained in the laboratory.（实验室中必须仔细维护化学平衡。）

4. We must dispose of chemical waste safely to protect the environment.（我们必须安全地处理化学废物以保护环境。）

5. The teacher explained the chemical formula of oxygen to the students.（老师向学生解释氧气的化学式。）

6. The chemical compound is used in various industrial processes.（这种化合物在各种工业过程中被使用。）

7. The scientist is studying the properties of new chemical elements.（科学家正在研究新的化学元素的特点。）

英文小作文：

Chemistry is a fascinating subject that involves the study of substances and their interactions. Chemical reactions are essential to understanding the world around us and how things work. From the formation of new products in industry to the analysis of samples for scientific research, chemistry plays a vital role in our daily lives.

When we think of chemistry, we often associate it with laboratory experiments and experiments involving dangerous substances. However, chemistry is also an essential part of modern technology, with many products and processes relying on chemical compounds and elements. From medicine to energy production, chemistry plays a crucial role in ensuring our survival and well-being.

Chemistry is a subject that requires a combination of logic, reasoning, and observation skills. It involves studying substances and their properties, as well as understanding how they interact with each other and with external factors. This requires a deep understanding of chemical formulas and compounds, as well as an ability to identify patterns and trends in data.

In conclusion, chemistry is an essential subject that plays a crucial role in our daily lives and in the development of modern technology. It requires a combination of skills and knowledge that are transferrable to many different areas of study and work. I believe that everyone should have access to an education in chemistry, as it provides valuable insights into the world around us and opens up new possibilities for discovery and innovation.