energy

energy的音标是[ˈenədʒi]，基本翻译是能量。记忆技巧：en-使动-ergy能量。

Energy这个词的词源可以追溯到拉丁语中的“Energia”，意为“能量”或“活力”。它被引入英语是在17世纪，由哲学家和物理学家们使用。

Energy的变化形式主要有复数形式“energies”，过去式和过去分词形式“energized”和“energized”，以及现在分词“energizing”。

相关单词：

1. “Efficiency” - 这个词表示效率或效能，来源于拉丁语的“Efficientia”，与能量有关。

2. “Effort” - 努力或费力，来源于中古英语中的“efet”，与能量消耗有关。

3. “Power” - 力量或能力，来源于拉丁语的“Potentia”，与能量有关。

4. “Vitality” - 活力或生命力，来源于拉丁语的“Vitalis”，与能量有关。

5. “Stamina” - 耐力或毅力，来源于拉丁语的“Stamina”，与能量的持久性有关。

6. “Endurance” - 耐力或持续力，来源于拉丁语的“Endurus”，与能量的持久性有关。

7. “Potential” - 潜在的或可能的，来源于拉丁语的“Potens”和“Ligatus”，与能量储存有关。

8. “Activity” - 活动或活跃，与能量产生和消耗有关。

9. “Concentration” - 集中或专注，可能与能量的集中使用有关。

10. “Energy-saving” - 节能，直接与能源的使用和节约有关。

常用短语：

1. energy conservation 节能

2. high energy density 能量密度高

3. low energy consumption 低能耗

4. energy source 能源来源

5. renewable energy 可再生能源

6. energy efficiency 能源效率

7. energy conservation measures 节能措施

例句：

1. We should adopt energy conservation measures to reduce carbon emissions.

我们应该采取节能措施来减少碳排放。

2. The new car has a high energy density battery, which can increase mileage significantly.

这款新车拥有高能量密度的电池，可以显著提高里程数。

3. The government should invest more in renewable energy to reduce our dependence on fossil fuels.

政府应该更多地投资可再生能源，以减少我们对化石燃料的依赖。

4. Energy conservation is everyone"s responsibility, and we should all do our part to reduce our carbon footprint.

节能是每个人的责任，我们应该尽自己的一份力量来减少我们的碳足迹。

5. The use of renewable energy sources is crucial for the future of our planet.

使用可再生能源对于我们星球的未来至关重要。

6. Energy efficiency improvements can have a significant impact on reducing greenhouse gas emissions.

能源效率的提高可以对减少温室气体排放产生重大影响。

7. We need to find ways to generate more energy from renewable sources, while reducing our carbon footprint.

我们需要找到从可再生来源产生更多能源的方法，同时减少我们的碳足迹。

英文小作文：

标题：Energy Efficiency: The Key to Saving Our Planet

Energy efficiency is becoming increasingly important as we face the challenges of climate change and resource depletion. By improving the energy efficiency of our homes, businesses, and vehicles, we can reduce our carbon footprint and reliance on non-renewable resources.

From energy-efficient lighting to energy-efficient appliances, we can make small changes in our daily lives that can have a significant impact on our carbon footprint. At the same time, we need to explore alternative sources of energy, such as solar, wind, and hydro power, which are renewable and sustainable.

Investing in renewable energy sources and energy efficiency measures will not only help us to protect the environment, but it will also create jobs and economic opportunities for future generations. By working together, we can ensure a sustainable future for ourselves and our planet.