air demand

air demand的音标是[ˌeə ˈdeɪmɪt]，基本翻译是“空中需求”。速记技巧可以考虑将每个单词的字母尽量拆分，并用一些符号或缩写代替字母，例如，可以将“air”拆分为“a”、“e”、“r”，并用“^”代替“a”，用“~”代替“e”，用“_”代替“r”。这样，就可以将air demand速记为“^e~de~m~t”。

Air demand这个词的词源可以追溯到拉丁语“aere”和“demandare”，意为“空气”和“要求”。它的变化形式包括复数形式“demands”和过去式“demanded”。

相关单词：

1. Demand - 通常指对物品或服务的强烈需求或要求。

2. Air supply - 空气供应，与demand相对，描述空气的供给情况。

3. Air quality - 空气质量，描述空气中的污染物含量。

4. Demand management - 需求管理，指通过策略来控制或调整需求量。

5. Air demand forecasting - 空气需求预测，是一种预测方法，用于预测未来的空气需求量。

6. Air demand response - 空气需求响应，指在电力市场中对需求方的响应策略，以调整需求量。

7. Demand-side - 需求侧，指在能源或电力系统中，与供应侧相对的概念，强调需求方的行为和决策。

8. Air demand curve - 空气需求曲线，描述了空气需求的数量和价格之间的关系。

9. Air demand sensitivity - 空气需求的敏感性，指在某种变化下，空气需求的变化程度。

10. Air demand shock - 空气需求冲击，指突然或意外的空气需求变化。

常用短语：

1. air demand for (something)

对（某物）的需求量

2. air supply

空气供应

3. air quality

空气质量

4. air pressure

空气压力

5. air temperature

空气温度

6. air circulation

空气流通

7. air flow

空气流动

例句：

1. The city"s air demand for fresh air is increasing rapidly.

城市对新鲜空气的需求量正在迅速增加。

2. The air supply in the room is insufficient for the number of people present.

这个房间的空气供应不足以满足在场的人数。

3. The air quality in the city has been improving steadily over the past few years.

近年来，该城市的空气质量一直在稳步改善。

4. The air pressure in the room is too low, making it difficult to concentrate.

房间里的空气压力太低，使人难以集中精力。

5. The air temperature in the mountains is much cooler than at the base camp.

山里的空气温度比基地营地低得多。

6. Air circulation is essential in maintaining a healthy living environment.

空气流通对于保持健康的生活环境至关重要。

7. Air flow should be carefully controlled in high-speed vehicles to avoid accidents.

在高速车辆中，空气流动应被小心控制以避免事故。

英文小作文：

Air is essential for our survival and health. We need clean and fresh air to breathe and maintain our bodily functions. However, in modern society, air quality has become a major concern due to the increasing pollution levels. Therefore, it is crucial to take measures to improve air quality and ensure that we are breathing clean air every day.

One way to improve air quality is to reduce emissions from fossil fuels, which are a major source of air pollution. By switching to renewable energy sources such as solar and wind power, we can reduce our carbon footprint and contribute to a healthier environment. Additionally, we can also reduce our personal contribution to air pollution by using environmentally friendly products and practices, such as walking or cycling instead of using private vehicles, and planting trees to absorb carbon dioxide and other pollutants.

By taking these simple steps, we can ensure that we are breathing clean air every day and contributing to a healthier planet for future generations.