horsepower

horsepower的音标是[ˈhɔːspɔːəʊ]，基本翻译是马力。速记技巧是可以在单词中间直接加中间一横，即“horse-power”。

Horsepower 的英文词源是“horse”（马）和“power”（力量）。它最初是指马的力量，后来被引入到工业和科学领域，用来表示机器或设备的功率。

变化形式：

英式英语中，horsepower 通常写作 horsepower 或 horse-power。而在美式英语中，它通常写作 horsepower。

相关单词：

1. torque（扭矩）：这个词源于拉丁语，表示力量或扭矩。它与 horsepower 有关，因为扭矩是衡量机器或设备产生力量的方式之一。

2. torquehorsepower（转矩马力）：这是一个合成词，由 torque（扭矩）和 horsepower（马力）两个词组成，用来表示机器或设备产生的扭矩和功率。

3. brakehorsepower（制动马力）：这个词用于描述机器或设备在制动时的功率消耗。它与制动器有关，因为制动器需要消耗一定的功率才能停止机器或设备。

4. peakhorsepower（峰值马力）：这个词用于描述机器或设备在特定条件下产生的最大功率。它与峰值有关，因为峰值功率是在特定条件下达到的最大值。

5. fuelhorsepower（燃料马力）：这个词用于描述机器或设备在燃烧燃料时产生的有效功率。它与燃料有关，因为燃料是机器或设备产生能量的来源之一。

以上这些单词都与 horsepower 相关，它们在不同的语境中描述了机器或设备的不同方面，如扭矩、制动、峰值和燃料消耗等。

常用短语：

1. horsepower per liter (马力/升)

2. horsepower hour (马力小时)

3. horsepower density (马力密度)

4. horsepower factor (马力因子)

5. horsepower load (马力负载)

6. horsepower consumption (马力消耗)

7. horsepower rating (马力额定值)

例句：

1. The car has a 200 horsepower engine.

2. The engine produces 15 horsepower per liter.

3. The new technology increases the vehicle"s horsepower density by 20%.

4. The car"s horsepower factor is directly related to its fuel efficiency.

5. The car"s current load is 50% of its maximum horsepower load.

6. The car"s fuel consumption has increased by 5% due to increased horsepower consumption.

7. The car"s horsepower rating is 300, making it one of the most powerful cars on the market.

英文小作文：

Horsepower: The Power of Speed

Horsepower is a measurement of power that represents the amount of force needed to move a vehicle or machine at a certain speed. It is commonly used to describe the performance of engines and other power-driven devices.

In today"s automotive industry, horsepower is crucial in determining the speed, acceleration, and fuel efficiency of vehicles. From high-performance cars to industrial machines, horsepower plays a significant role in their performance and efficiency.

However, horsepower is not the only factor that determines a vehicle"s performance. Other factors such as torque, weight, and transmission efficiency also play a role. Nevertheless, horsepower remains an important metric that is used to compare the performance of different vehicles and engines.

In conclusion, horsepower is a crucial measurement of power that plays a significant role in the performance of vehicles and machines. Understanding and utilizing horsepower effectively can help improve a vehicle"s speed, acceleration, and fuel efficiency.