horsepower

简明释义

英[ˈhɔːspaʊə(r)]美[ˈhɔːrspaʊər]

n. 马力（功率单位）

复 数 h o r s e p o w e r

英英释义

单词用法

同义词

反义词

例句

1.Horsepower was hostile to them.

马力对他们很有敌意。

2.Including a 30mm cannon, machine gun and 300 horsepower engine.

它有30mm口径的加农，机关枪和300马力的发动机。

3.Our horsepower was less than half that of the winner.

我们的马力还不到获胜者的一半。

4.After this cycle was repeated a few times, the CPU horsepower would effectively halve itself to zero.

这个循环重复几次之后，CPU计算能力多次减半，基本上接近零了。

5.You get all-wheel drive, 408 horsepower and a 4.4-second 0-to-60 time.

你将拥有四驱全开，408的马力，再加上4.4秒的百公里加速时间。

6.You also see the horsepower and other units that will come up very shortly are all defined there.

你们也看了马力和其他，不久会用到的单位，在这里都有。

7.The car's engine produces 300 horsepower, which allows it to accelerate quickly.

这辆车的发动机产生300马力，这使得它能够迅速加速。

8.A lawn mower typically has between 5 to 10 horsepower, making it suitable for residential use.

一台割草机通常有5到10马力，适合家庭使用。

9.High-performance sports cars often exceed 500 horsepower for better speed and handling.

高性能跑车的功率常常超过500马力，以获得更好的速度和操控性。

10.The tractor's impressive 150 horsepower makes it ideal for heavy-duty farming tasks.

这台拖拉机强大的150马力使其非常适合重型农业作业。

11.Motorcycles can range from 50 to over 200 horsepower, depending on the model.

摩托车的功率范围从50到超过200马力，这取决于型号。

作文

Horsepower is a term that has been widely used in the automotive industry and various engineering fields to describe the power output of engines. The concept of horsepower originated in the late 18th century when James Watt, a Scottish engineer, sought to market his steam engines. To illustrate the power of his engines, he compared them to the work done by horses, which were commonly used for labor at that time. This comparison led to the establishment of the unit known as horsepower (马力), which is defined as the ability to do 550 foot-pounds of work per second, or approximately 746 watts.Understanding horsepower is crucial for anyone interested in vehicles, machinery, or any equipment that relies on engines. When you see a car advertised with a certain number of horsepower, it gives you an idea of the vehicle's performance capabilities. More horsepower typically means faster acceleration and greater towing capacity, which are essential factors for car enthusiasts and professionals alike.In the world of racing, horsepower becomes even more critical. High-performance cars often boast impressive horsepower figures, allowing them to achieve remarkable speeds and outperform their competitors. For example, a sports car with 500 horsepower can accelerate from 0 to 60 miles per hour in just a few seconds, demonstrating the importance of this measurement in competitive settings.However, it is important to note that horsepower is not the only factor that determines a vehicle's performance. Torque, which measures the rotational force produced by the engine, also plays a significant role. A car with high torque can pull heavy loads and climb steep hills more effectively than one with high horsepower but low torque. Therefore, understanding both horsepower and torque is essential for evaluating a vehicle's overall capabilities.Moreover, horsepower can vary depending on several factors, including engine size, fuel type, and design. For instance, turbocharged engines often produce more horsepower than naturally aspirated engines of the same size, thanks to the forced induction that increases the air intake and fuel combustion. This has led to the rise of smaller, more efficient engines that can still deliver high horsepower outputs, making them popular in modern vehicles.In addition to its applications in automotive engineering, horsepower is also relevant in other industries such as aviation, marine, and industrial machinery. In aviation, for example, horsepower is used to measure the power output of aircraft engines, which directly affects flight performance and efficiency. Similarly, in the marine industry, horsepower is crucial for determining the power of boats and ships, affecting their speed and hauling capabilities.In conclusion, horsepower is a fundamental concept in understanding the power output of engines across various fields. Whether you're an automotive enthusiast, a professional mechanic, or simply someone interested in technology, grasping the significance of horsepower will enhance your knowledge and appreciation of how machines operate. As we continue to innovate and improve engine technology, horsepower will remain a vital measure of performance, guiding consumers and engineers in their choices and designs.

马力是一个广泛应用于汽车工业和各种工程领域的术语，用于描述发动机的功率输出。马力这一概念起源于18世纪末，当时苏格兰工程师詹姆斯·瓦特试图推广他的蒸汽机。为了说明他的发动机的功率，他将其与当时常用于劳动的马匹的工作进行比较。这一比较导致了单位马力（horsepower）的建立，定义为每秒550英尺磅的工作能力，或约746瓦特。理解马力对于任何对车辆、机器或依赖于发动机的设备感兴趣的人来说都是至关重要的。当你看到一辆车以一定数量的马力进行宣传时，它让你对车辆的性能能力有了一个大致的了解。更多的马力通常意味着更快的加速和更大的拖拽能力，这对汽车爱好者和专业人士来说都是重要的因素。在赛车世界中，马力变得更加关键。高性能汽车通常拥有令人印象深刻的马力数字，使它们能够达到惊人的速度并超越竞争对手。例如，一辆拥有500马力的跑车可以在几秒钟内从0加速到60英里每小时，展示了这一测量在竞争环境中的重要性。然而，需要注意的是，马力并不是决定车辆性能的唯一因素。扭矩，即发动机产生的旋转力，也在其中发挥着重要作用。一辆具有高扭矩的汽车能够更有效地拉动重载和攀爬陡坡，而一辆拥有高马力但低扭矩的汽车则不一定能够做到。因此，理解马力和扭矩两者对于评估车辆的整体能力至关重要。此外，马力可能会因多种因素而异，包括发动机大小、燃料类型和设计。例如，涡轮增压发动机通常比同样大小的自然吸气发动机产生更多的马力，这是由于强制进气增加了空气摄入和燃料燃烧。这导致了小型高效发动机的兴起，这些发动机仍然能够提供高马力输出，使其在现代车辆中受到欢迎。除了在汽车工程中的应用外，马力在航空、海洋和工业机械等其他行业也相关。在航空领域，例如，马力用于测量飞机发动机的功率输出，这直接影响飞行性能和效率。同样，在海洋行业，马力对于确定船只和舰艇的动力至关重要，影响其速度和拖曳能力。总之，马力是理解各个领域发动机功率输出的基本概念。无论你是汽车爱好者、专业机械师，还是仅仅对技术感兴趣的人，掌握马力的意义将增强你对机器运作的知识和欣赏。随着我们继续创新和改进发动机技术，马力将仍然是性能的关键衡量标准，引导消费者和工程师做出选择和设计。