exothermic

exothermic的音标是[ɪkˈsəʊðərmɪk]，基本翻译是"放热的"，速记技巧是"e=能量，xo=化学反应，m=物质，i=反应中"。

Exothermic这个词源自希腊语，意思是“发出热”。它的变化形式包括阳性名词exotherm和形容词exothermic。相关单词包括：

1. Exothermic reaction（放热反应）：一种化学反应类型，其中释放出的热量可以用来加热或熔化物质。

2. Exothermicity（放热性）：描述物质或反应释放热量的性质。

3. Exotherm（放热峰）：在热分析中，指化学反应或材料在某一温度下释放出大量热量的点。

4. Endothermic（吸热反应）：与exothermic相反，指物质或反应吸收热量的性质或过程。

5. Endothermicity（吸热性）：描述物质或反应吸收热量的性质。

6. Thermochemistry（热化学）：研究物质在化学反应中释放或吸收热量的科学。

7. Calorimeter（热量计）：一种仪器，用于测量化学反应或材料释放或吸收的热量。

8. Exothermicity measurement（放热性测量）：测量物质或反应放热量的过程。

9. Exothermic heat of fusion（熔化放热）：描述物质在熔化过程中释放的热量。

10. Exothermic heat of combustion（燃烧放热）：描述燃烧反应释放的热量。

这些单词都与exothermic这个词源有着密切的联系，涵盖了化学反应、热力学和热分析等领域。

exothermic短语：

1. exothermic reaction 放热反应

2. exothermic process 放热过程

3. exothermic energy 放热能量

4. exothermic kinetics 放热动力学

5. exothermicity of reaction 反应的放热性质

6. exothermicity of process 过程的放热性

7. exothermicity of matter 物体的放热性

双语例句：

1. The chemical reaction is exothermic and generates a lot of heat.

这个化学反应是放热的，并产生大量的热量。

2. The exothermic reaction caused the temperature of the system to rise rapidly.

放热反应导致系统温度迅速上升。

3. The exothermic process was carried out in a controlled environment to prevent damage to the equipment.

放热过程在受控环境中进行，以防止对设备造成损害。

4. The exothermic energy was used to power a number of devices in the laboratory.

放出的能量被用来给实验室中的一些设备供电。

5. The exothermic kinetics of the reaction must be carefully monitored to ensure safety.

必须仔细监测反应的放热动力学以确保安全。

6. The exothermicity of matter can be used to create new materials or substances.

物质的放热性可用于创造新材料或物质。

7. The exothermicity of the matter is a fundamental property that cannot be changed.

物质的放热性是一种基本属性，无法改变。

英文小作文：

Exothermic reactions are a fascinating topic that can be applied in various fields, such as chemistry, engineering, and even in our daily lives. When a chemical reaction takes place, it can either be endothermic or exothermic, depending on the nature of the substances involved and the reaction conditions. Exothermic reactions involve substances that release energy, which can be used for various purposes, such as powering devices or heating materials.

Exothermic reactions are often observed in combustion processes, where fuel and oxygen interact to release large amounts of heat and light. This phenomenon is used in various applications, such as lighting, power generation, and even in rocket propulsion systems. In addition, exothermic reactions are also important in chemical synthesis, where they can be used to create new materials or substances from simpler precursors.

Exothermic reactions are fascinating because they offer opportunities for scientific exploration and technological innovation. Understanding their mechanisms and properties can help us develop safer and more efficient processes for various applications. Furthermore, exothermic reactions also provide insights into the fundamental properties of matter and energy, which are essential for understanding the universe and harnessing its resources.