internal combustion

简明释义

内燃的;

英英释义

例句

1.The majority of vehicles on the road today use internal combustion engines.

今天路上的大多数车辆使用内燃机。

2.Advancements in internal combustion technology have improved fuel efficiency.

在内燃机技术方面的进步提高了燃油效率。

3.Electric vehicles are becoming more popular, but internal combustion engines still dominate the market.

电动车越来越受欢迎，但内燃机仍然主导市场。

4.Many engineers are working to reduce emissions from internal combustion engines.

许多工程师正在努力减少内燃机的排放。

5.The internal combustion engine was a major innovation in the 19th century.

内燃机是19世纪的一项重大创新。

作文

The term internal combustion refers to a type of engine that generates power by burning fuel inside the engine itself. This process involves the combustion of fuel within a confined space, typically a cylinder, where the resulting gases expand and push against a piston to create motion. The concept of internal combustion has revolutionized transportation and machinery since its inception in the late 19th century. Vehicles powered by internal combustion engines have become ubiquitous, from cars and trucks to motorcycles and boats.One of the key advantages of internal combustion engines is their efficiency in converting fuel into mechanical energy. Unlike external combustion engines, which burn fuel outside the engine to produce steam, internal combustion engines achieve a higher thermal efficiency because they harness the energy produced from combustion directly within the engine. This makes them particularly suitable for applications where space and weight are critical factors, such as in automobiles.However, the widespread use of internal combustion engines comes with significant environmental concerns. The combustion of fossil fuels releases carbon dioxide, nitrogen oxides, and other pollutants into the atmosphere, contributing to climate change and air quality issues. As a result, there has been an increasing push towards alternative technologies, such as electric vehicles and hybrid systems, which aim to reduce our dependence on internal combustion engines.Despite these challenges, internal combustion engines continue to evolve. Manufacturers are developing cleaner and more efficient versions, incorporating advanced technologies like turbocharging, direct fuel injection, and variable valve timing. These innovations help improve fuel economy and reduce emissions, making internal combustion engines more environmentally friendly than their predecessors.In addition to automotive applications, internal combustion engines are also extensively used in various industries. They power generators, construction equipment, and even aircraft. The versatility and reliability of internal combustion engines make them indispensable in many sectors, despite the growing popularity of electric alternatives.Looking forward, the future of internal combustion technology remains uncertain. While some experts predict a gradual decline in their use as electric and hydrogen fuel cell technologies advance, others argue that internal combustion engines will remain relevant for many years to come, especially in regions where infrastructure for electric vehicles is lacking. Furthermore, ongoing research into biofuels and synthetic fuels may provide a sustainable pathway for internal combustion engines to coexist with greener technologies.In conclusion, the term internal combustion encompasses a complex and evolving technology that has shaped modern transportation and industry. While it faces significant challenges in terms of environmental impact, the potential for innovation and adaptation ensures that internal combustion engines will continue to play a role in our lives for the foreseeable future. Understanding this technology is essential for anyone interested in the fields of engineering, environmental science, or transportation.

术语内燃机指的是一种通过在发动机内部燃烧燃料来产生动力的发动机。这一过程涉及在一个封闭的空间内（通常是气缸）燃烧燃料，产生的气体膨胀并推动活塞产生运动。自19世纪末以来，内燃机的概念彻底改变了交通和机械领域。由内燃机驱动的车辆已经变得无处不在，从汽车和卡车到摩托车和船只。内燃机的一个主要优点是其在将燃料转化为机械能方面的效率。与外燃机不同，外燃机是在发动机外部燃烧燃料以产生蒸汽，内燃机能够更高效地利用燃烧过程中直接产生的能量。这使得它们特别适合在空间和重量至关重要的应用中，例如汽车。然而，内燃机的广泛使用带来了显著的环境问题。燃烧化石燃料会释放二氧化碳、氮氧化物和其他污染物到大气中，导致气候变化和空气质量问题。因此，越来越多的人呼吁采用替代技术，如电动车和混合动力系统，以减少我们对内燃机的依赖。尽管面临这些挑战，内燃机仍在不断发展。制造商正在开发更清洁、更高效的版本，结合先进的技术，如涡轮增压、直接燃油喷射和可变气门正时。这些创新有助于提高燃油经济性并减少排放，使得内燃机比其前身更加环保。除了汽车应用，内燃机还广泛用于各个行业。它们为发电机、建筑设备甚至飞机提供动力。内燃机的多功能性和可靠性使其在许多领域不可或缺，尽管电动替代品逐渐流行。展望未来，内燃机技术的前景仍不明朗。虽然一些专家预测，随着电动和氢燃料电池技术的发展，其使用将逐渐减少，但也有人认为，尤其是在基础设施不足的地区，内燃机仍将继续发挥作用。此外，对生物燃料和合成燃料的持续研究可能为内燃机提供可持续的道路，使其与更绿色的技术共存。总之，术语内燃机涵盖了一种复杂而不断发展的技术，这种技术塑造了现代交通和工业。尽管在环境影响方面面临重大挑战，但创新和适应的潜力确保了内燃机将在可预见的未来继续在我们的生活中发挥作用。理解这一技术对于任何对工程、环境科学或交通领域感兴趣的人来说都是至关重要的。