enthalpy的音標為：[?n?θ?l?p?]

基本翻譯為“焓”或“熱焓”。

速記技巧：可以記為“能量焓”或“熱能量”。

請注意，以上內容僅供參考，具體含義和用法可以查閱英語詞典。

Enthalpy這個詞的英文詞源可以追溯到拉丁語“enthalpiae”，意為“熱能”。它的變化形式包括“enthalpy”和“enthalpyic”。相關單詞包括“enthalpization”、“enthalpy-entropy diagram”、“enthalpy-temperature diagram”、“enthalpy-volume diagram”、“enthalpy change”、“enthalpy of formation”、“enthalpy of reaction”、“enthalpy of combustion”和“enthalpy of vaporization”。這些單詞都與熱力學中的熱容和能量變化有關，描述了化學反應和物質狀態變化過程中的能量轉換。這些單詞在描述化學和物理過程時非常重要，有助于科學家和工程師理解物質和能量的相互作用。

常用短語：

1. enthalpy of fusion 熔化熱

2. enthalpy of vaporization 汽化熱

3. enthalpy of combustion 燃燒熱

4. heat of adsorption 吸附熱

5. heat of reaction 反應熱

6. heat of reaction change 反應熱變化

7. heat of formation 生成熱

雙語例句：

1. The enthalpy of fusion for water is approximately 600 kilojoules per mole. 水的一摩爾熔化熱約為600千焦。

2. The enthalpy of vaporization of this substance is about 50 kilojoules per mole. 該物質的汽化熱約為50千焦每摩爾。

3. The combustion enthalpy of gasoline is about 250 kilojoules per mole. 汽油的燃燒熱約為250千焦每摩爾。

4. The heat of adsorption for this material is about 10 kilojoules per mole. 該材料的吸附熱約為10千焦每摩爾。

5. The heat of reaction for this chemical reaction is about -70 kilojoules per mole. 這個化學反應的反應熱約為-70千焦每摩爾。

6. The enthalpy of formation for this compound is about -37 kilojoules per mole. 這個化合物的生成熱約為-37千焦每摩爾。

7. The change in enthalpy of this system during the reaction is about 5 kilojoules per mole. 這個系統在反應過程中生成的熱變化約為5千焦每摩爾。

英文小作文：

Enthalpy is an important concept in chemistry and physics, and it refers to the energy required to change a substance from one state to another. For example, the enthalpy of fusion refers to the energy required to melt a substance, while the enthalpy of vaporization refers to the energy required to turn a solid or liquid into a gas. These two processes are very common in daily life, and understanding their enthalpy values can help us better understand how substances behave under different conditions.

Another important application of enthalpy is in combustion reactions, where the heat released during the reaction can be used for various purposes, such as heating or power generation. Understanding the enthalpy of combustion can help us predict how much energy will be released during a combustion reaction and how efficiently it can be used.

In summary, enthalpy is a fundamental concept that plays an important role in understanding the behavior of substances under different conditions. Understanding enthalpy can help us better understand our world and develop more efficient and sustainable methods of using energy.