space capsule

简明释义

航天舱

英英释义

例句

1.NASA is testing a prototype of its next-generation space capsule.

美国宇航局正在测试其下一代太空舱的原型。

2.The space capsule splashed down in the ocean after its journey.

这艘太空舱在旅程结束后降落在海洋中。

3.Engineers are designing a new space capsule for future missions.

工程师们正在为未来的任务设计一个新的太空舱。

4.The space capsule was launched into orbit to study the effects of zero gravity.

这艘太空舱被发射到轨道上，以研究零重力的影响。

5.The astronauts safely returned to Earth in the space capsule.

宇航员安全地在太空舱中返回地球。

作文

In the realm of space exploration, few innovations have been as pivotal as the space capsule. A space capsule is a type of spacecraft that is designed to transport humans and cargo to and from space. Unlike other spacecraft that may burn up upon re-entry or require complex landing systems, a space capsule is uniquely engineered to withstand the intense heat and pressure of re-entering Earth's atmosphere. This design makes it an essential component of many space missions.Historically, the concept of the space capsule dates back to the early days of space travel. The first successful human spaceflight was achieved by Yuri Gagarin in 1961 aboard the Vostok 1, which was essentially a space capsule. This pioneering mission opened the door for future explorations and set the stage for the development of more advanced space capsules, such as the Apollo Command Module used during the moon missions.The engineering behind a space capsule is fascinating. Typically, these capsules are conical or spherical in shape, which helps to minimize aerodynamic drag during re-entry. They are equipped with heat shields that protect the interior from the extreme temperatures generated when entering the atmosphere at high speeds. For instance, during the re-entry of the Apollo missions, temperatures could reach up to 2,500 degrees Fahrenheit. The materials used in a space capsule's construction, such as ablative heat shields, are specifically chosen to endure these conditions.One of the most notable modern examples of a space capsule is SpaceX's Dragon spacecraft. Designed to carry astronauts and cargo to the International Space Station (ISS), the Dragon is an advanced space capsule that incorporates cutting-edge technology. It features an autonomous docking system, allowing it to connect with the ISS without human intervention. This capability not only enhances safety but also increases the efficiency of space missions.The significance of space capsules extends beyond mere transportation. They serve as laboratories for scientific research, enabling astronauts to conduct experiments in microgravity. For example, the recent Artemis missions aim to return humans to the Moon, using a new generation of space capsules to facilitate this ambitious goal. These missions will not only advance our understanding of space but also pave the way for future manned missions to Mars.In conclusion, the space capsule represents a remarkable achievement in aerospace engineering. Its ability to safely transport humans and cargo to and from space has revolutionized space exploration. As we continue to push the boundaries of what is possible in the cosmos, the space capsule will undoubtedly remain a crucial element of our journey into the stars. The ongoing advancements in technology promise even more exciting developments in the design and functionality of space capsules, ensuring that they will play a vital role in humanity's quest to explore the universe.

在太空探索的领域中，少有创新能像航天舱一样具有重要意义。航天舱是一种设计用于将人类和货物运输到太空并返回的航天器。与其他可能在重返地球时燃烧或需要复杂着陆系统的航天器不同，航天舱经过独特设计，能够承受重返地球大气层时产生的强烈热量和压力。这种设计使其成为许多太空任务的基本组成部分。历史上，航天舱的概念可以追溯到太空旅行的早期阶段。1961年，尤里·加加林乘坐的东方1号成功实现了首次载人航天飞行，这实际上就是一艘航天舱。这一开创性任务为未来的探索铺平了道路，并为更先进的航天舱的发展奠定了基础，例如阿波罗指挥舱，它在登月任务中发挥了重要作用。航天舱的工程设计令人着迷。通常，这些舱体呈锥形或球形，有助于在重返过程中减少空气动力学阻力。它们配备有保护内部的热盾，以抵御高速重返大气层时产生的极端温度。例如，在阿波罗任务的重返过程中，温度可达到2500华氏度。航天舱的构造材料，如消融热盾，专门选择以承受这些条件。现代航天舱的一个显著例子是SpaceX的龙飞船。龙飞船设计用于将宇航员和货物运送到国际空间站（ISS），它是一种先进的航天舱，结合了尖端技术。它具有自主对接系统，可以在没有人为干预的情况下与国际空间站连接。这种能力不仅提高了安全性，还增加了太空任务的效率。航天舱的重要性不仅限于运输。它们作为科学研究的实验室，使宇航员能够在微重力环境中进行实验。例如，最近的阿尔忒弥斯任务旨在将人类重新送回月球，使用新一代的航天舱来实现这一雄心勃勃的目标。这些任务不仅将推动我们对太空的理解，也为未来载人火星任务铺平道路。总之，航天舱代表了航空航天工程的一项卓越成就。它安全运输人类和货物往返太空的能力彻底改变了太空探索。随着我们继续突破宇宙中的可能界限，航天舱无疑将继续成为我们探索星际旅程的重要元素。技术的不断进步承诺在航天舱的设计和功能上带来更加激动人心的发展，确保它们在全人类探索宇宙的过程中发挥至关重要的作用。