demand

demand的音标是[dɪˈmɑːnd]，基本翻译是“要求；需要；询问”，速记技巧是：词根+前缀+词根=单词本身含义。

demand的词源：

词根：demand，来自拉丁语demandare，意为“要求”。

词缀：- demand，加上后缀-tion，构成英语单词demand。

变化形式：

原形：demand

第三人称单数：demands

现在分词：demanding

过去式：demanded

过去分词：demanded

相关单词：

1. demand和supply：这两个词在经济学中常常一起使用，表示供需关系。当需求量大时，供应量就会受到影响，反之亦然。

2. demand和ask：这两个词都可以表示要求或请求，ask更常用于口语中，而demand则更正式。

3. demand和desire：这两个词都可以表示欲望或要求，但desire通常更强调愿望或情感上的渴望。

例句：The government must respond to the public"s demand for better education and healthcare.（政府必须回应公众对更好的教育和医疗保健的需求。）

解释：demand是一个常用的英语单词，表示要求或请求。这个词的词源可以追溯到拉丁语demandare，意为“要求”。这个词的变化形式包括原形、第三人称单数、现在分词、过去式和过去分词。demand和supply、ask、desire等单词都有密切的联系，可以用于描述经济学的供需关系和情感上的需求。

常用短语：

1. demand for

2. high demand

3. demand exceeds supply

4. demand-side

5. demand curve

6. demand for justice

7. demand for education

双语例句：

1. The market is experiencing a high demand for new homes. (市场上对新住房的需求很高。)

2. The government"s policies are aimed at meeting the demand for better education. (政府政策旨在满足对更好教育的需求。)

3. The demand exceeds supply in this area, so prices are high. (这个地区的供求不平衡，所以价格很高。)

4. The company"s products are in high demand due to their excellent quality and competitive prices. (由于产品质量优秀，价格具有竞争力，公司的产品需求很高。)

5. The demand for renewable energy is on the rise globally. (全球对可再生能源的需求正在上升。)

6. The demand for healthy food is increasing among consumers. (消费者对健康食品的需求正在增加。)

7. We must meet the demand for clean water in developing countries. (我们必须满足发展中国家对清洁水的需求。)

英文小作文：

Demand for Energy Resources in the Future

In the future, we will face increasing demands for energy resources, especially in developing countries where economic growth and industrialization are accelerating. The demand for energy resources will be driven by population growth, urbanization, industrialization, and rising living standards, among other factors. However, we must also take into account the environmental and economic impacts of energy production and consumption, as well as the need to conserve resources and reduce waste. Therefore, we need to promote sustainable energy sources and develop renewable energy resources to meet the growing demands of future generations.