man-made satellite

简明释义

人造卫星

英英释义

例句

1.The GPS system relies on a network of man-made satellites to provide accurate location services.

GPS系统依赖一系列人造卫星提供准确的位置服务。

2.Many countries have invested in their own man-made satellites for national security.

许多国家已经投资于自己的人造卫星以保障国家安全。

3.The International Space Station is a large man-made satellite that orbits Earth.

国际空间站是一个大型的人造卫星，绕地球轨道运行。

4.Scientists use data from man-made satellites to study climate change.

科学家利用来自人造卫星的数据研究气候变化。

5.The launch of the new man-made satellite has improved global communication.

新发射的人造卫星改善了全球通信。

作文

The advent of the man-made satellite has revolutionized our understanding of the Earth and the universe. These artificial objects, launched into orbit around the Earth or other celestial bodies, serve a multitude of purposes that enhance our daily lives and contribute to scientific advancements. From communication to weather forecasting, man-made satellites play a crucial role in modern society.Initially, the concept of a man-made satellite was merely a dream, but it became a reality with the launch of Sputnik 1 by the Soviet Union in 1957. This event marked the beginning of the space age and sparked a wave of interest in space exploration. Since then, thousands of man-made satellites have been deployed into orbit, each designed for specific functions.One of the most significant contributions of man-made satellites is in the field of communication. Satellites enable global communication by transmitting television signals, internet data, and telephone calls across vast distances. Without these technological marvels, our ability to connect with others would be severely limited. For instance, satellite television allows viewers to access channels from around the world, while satellite internet provides connectivity in remote areas where traditional infrastructure is lacking.In addition to communication, man-made satellites are vital for weather monitoring and forecasting. Meteorologists rely on data collected from these satellites to track storms, analyze climate patterns, and predict weather conditions. This information is crucial for disaster preparedness and response, helping communities stay safe during extreme weather events. The imagery captured by weather satellites also aids in research related to climate change, providing valuable insights into the Earth's changing environment.Moreover, man-made satellites have greatly enhanced our understanding of the universe. Scientific missions, such as the Hubble Space Telescope, have allowed astronomers to observe distant galaxies, stars, and other celestial phenomena. These observations have led to groundbreaking discoveries about the nature of our universe, including the existence of black holes and the expansion of the cosmos.Furthermore, man-made satellites are instrumental in navigation and transportation. Global Positioning System (GPS) satellites provide accurate location data, enabling users to navigate efficiently in their vehicles, on foot, or even in the air. This technology has transformed the way we travel and conduct business, making logistics and delivery services more efficient than ever.Despite their numerous benefits, the proliferation of man-made satellites also raises concerns regarding space debris and the potential for collisions in orbit. As more satellites are launched, the risk of creating hazardous debris increases, posing threats to operational satellites and human spaceflight. Therefore, it is essential for space agencies and companies to develop strategies for sustainable satellite management and debris mitigation.In conclusion, man-made satellites have become an integral part of our lives, influencing various aspects of society and science. Their ability to facilitate communication, monitor weather, explore the universe, and assist in navigation underscores their importance in our modern world. As technology continues to advance, the future of man-made satellites holds great promise, paving the way for further innovations and discoveries that will shape our understanding of the Earth and beyond.

人造卫星的出现彻底改变了我们对地球和宇宙的理解。这些人造物体被发射到地球或其他天体的轨道上，服务于多种目的，增强了我们的日常生活并促进了科学进步。从通信到天气预报，人造卫星在现代社会中发挥着至关重要的作用。最初，人造卫星的概念仅仅是一个梦想，但随着苏联在1957年发射的斯普特尼克1号的成功，这一梦想变为现实。这一事件标志着太空时代的开始，并引发了对太空探索的广泛兴趣。从那时起，成千上万的人造卫星被部署到轨道上，每个卫星都是为特定功能而设计的。人造卫星最显著的贡献之一是在通信领域。卫星通过在广阔的距离上传输电视信号、互联网数据和电话通话，使全球通信成为可能。没有这些技术奇迹，我们与他人的联系能力将受到严重限制。例如，卫星电视使观众能够访问来自世界各地的频道，而卫星互联网则在传统基础设施缺乏的偏远地区提供连接。除了通信，人造卫星在天气监测和预报方面也至关重要。气象学家依靠这些卫星收集的数据来追踪风暴、分析气候模式和预测天气条件。这些信息对于灾害准备和响应至关重要，帮助社区在极端天气事件中保持安全。天气卫星拍摄的图像也有助于与气候变化相关的研究，为我们提供关于地球环境变化的宝贵见解。此外，人造卫星极大地增强了我们对宇宙的理解。科学任务，例如哈勃太空望远镜，允许天文学家观察遥远的星系、恒星和其他天体现象。这些观察导致了关于我们宇宙本质的突破性发现，包括黑洞的存在和宇宙的扩张。此外，人造卫星在导航和运输中也发挥着重要作用。全球定位系统（GPS）卫星提供准确的位置数据，使用户能够高效地在车辆、步行甚至空中导航。这项技术彻底改变了我们的旅行和商业方式，使物流和交付服务比以往任何时候都更高效。尽管人造卫星带来了无数好处，但它们的数量激增也引发了有关太空垃圾和轨道碰撞潜在风险的担忧。随着更多卫星的发射，产生危险垃圾的风险增加，给正在运行的卫星和载人航天飞行带来了威胁。因此，太空机构和公司必须制定可持续的卫星管理和垃圾减缓策略。总之，人造卫星已成为我们生活中不可或缺的一部分，影响着社会和科学的各个方面。它们促进通信、监测天气、探索宇宙和辅助导航的能力凸显了它们在现代世界中的重要性。随着技术的不断进步，人造卫星的未来充满希望，为进一步的创新和发现铺平了道路，这些发现将塑造我们对地球及其以外的理解。