alkaline

alkaline 的音标为 [ˈælkəlineɪn]，基本翻译为“碱性的”，速记技巧为：碱（jian）——碱性食物（jian shi）——碱性食物都含钾（jia）——钾（jia）就是碱（jian）。

Alkaline这个词的词源可以追溯到拉丁语和希腊语，意为“碱性的”。它的变化形式包括复数形式alkalines，过去式和过去分词alkalized，现在分词alkalizing等。

相关单词：

1. Alkalinity：碱度，用来描述物质中碱性物质的含量。

2. Alkali：碱，一种化学物质，通常具有强烈的碱性。

3. Alkaloid：生物碱，一类由植物合成的具有碱性的化合物，常具有特殊的生理和药理性质。

4. Basicity：碱性，与alkalinity意义相近，但应用范围更广。

5. Neutralization：中和，指将酸性和碱性物质相互反应，达到平衡的状态。

6. Acid-base couple：酸碱对，指一对能够发生中和反应的物质。

7. Basic salt：碱性盐，一类盐类中的离子具有碱性性质的化合物。

8. Alkaline earth metal：碱性金属，指一类具有较强碱性的金属元素，如 magnesium, calcium等。

9. Alkaline earth：碱土，指一类含有碱性金属和碱土金属的土壤。

10. Alkaline earth oxide：碱土氧化物，指一类含有碱性金属和碱土金属的氧化物，如 magnesia (氧化镁)、calcia (氧化钙)等。

以上这些单词都与alkaline这个词有着密切的联系，通过它们可以更好地理解alkaline这个词及其在各种语境下的应用。

常用短语：

1. alkaline earth metal

2. alkaline earth oxide

3. alkaline earth carbonate

4. alkaline earth hydroxide

5. alkaline earth sulfide

6. alkaline earth phosphate

7. alkaline earth silicate

例句：

1. The soil contains a high proportion of alkaline earth oxide.

2. The chemical reaction produces alkaline earth carbonate and hydrogen gas.

3. The body produces alkaline in order to maintain a healthy pH balance.

4. The alkaline soil is ideal for growing fruit trees and vegetables.

5. The alkaline oxide can be used to make a strong base for chemical reactions.

6. The alkaline earth silicate is used in the manufacture of glass and ceramic products.

7. The alkaline environment of the ocean is responsible for the formation of many minerals and rocks.

英文小作文：

Alkalinity is an important property of soil and water that determines its suitability for various uses and activities. Alkaline soils are rich in minerals such as calcium, magnesium, and potassium, which provide nutrients for plants and help maintain a healthy pH balance in the soil. This balance is crucial for plant growth and survival, as it ensures that the soil is neither too acidic nor too alkaline.

Similarly, alkaline water is beneficial for human health because it contains high levels of minerals such as calcium, magnesium, and bicarbonate, which are essential for maintaining normal bodily functions and preventing various diseases. Alkaline water is considered to be beneficial for reducing the risk of cardiovascular disease, diabetes, and other chronic diseases, as it helps to regulate blood pressure and maintain a healthy pH balance in the body.

In conclusion, alkalinity plays an important role in ensuring the health and sustainability of both plants and humans. Understanding the importance of alkalinity and how it affects our environment and bodies can help us to make informed decisions about our diet, lifestyle, and environment.