cosmic radiation

简明释义

宇宙辐射

英英释义

例句

1.Scientists study cosmic radiation 宇宙辐射 to understand its effects on human health.

科学家研究宇宙辐射以了解其对人类健康的影响。

2.High-altitude flights expose passengers to more cosmic radiation 宇宙辐射 compared to ground level.

高空航班使乘客暴露于比地面更高的宇宙辐射。

3.The Earth's atmosphere protects us from most of the harmful cosmic radiation 宇宙辐射 that comes from outer space.

地球的大气层保护我们免受大部分来自外太空的有害宇宙辐射。

4.Research indicates that prolonged exposure to cosmic radiation 宇宙辐射 can increase cancer risk.

研究表明，长期暴露于宇宙辐射中可能会增加癌症风险。

5.Astronauts aboard the International Space Station are exposed to higher levels of cosmic radiation 宇宙辐射 than those on Earth.

国际空间站上的宇航员暴露于比地球上更高水平的宇宙辐射。

作文

Cosmic radiation, or 宇宙辐射, is a term that refers to the high-energy particles that originate from outer space and travel through the universe. These particles are primarily composed of protons, but they can also include heavier atomic nuclei and other forms of radiation. The study of 宇宙辐射 is crucial for understanding not only the universe itself but also its effects on Earth and human health.The sources of cosmic radiation are diverse. Some of it comes from our own Sun, particularly during solar flares when it releases bursts of energetic particles. However, most of the 宇宙辐射 that reaches Earth comes from outside our solar system, including supernovae and other cosmic events. These high-energy particles travel vast distances across the cosmos before reaching our planet, and when they do, they interact with the Earth's atmosphere, creating secondary particles that we can detect.One of the significant aspects of 宇宙辐射 is its interaction with the Earth's magnetic field and atmosphere. The Earth's magnetic field acts as a shield, deflecting many of these high-energy particles. However, some of them manage to penetrate this protective barrier, especially at higher altitudes, such as in airplanes or in space. This exposure raises concerns about the potential health risks associated with prolonged exposure to 宇宙辐射. For instance, astronauts in space are at a higher risk of radiation exposure, which can lead to increased chances of cancer and other health issues.Moreover, 宇宙辐射 plays a vital role in the field of astrophysics. Researchers study these cosmic rays to gain insights into the fundamental processes that govern the universe. By analyzing the composition and energy levels of these particles, scientists can learn about the conditions of distant celestial bodies and the phenomena that produce such high-energy events.In addition to its scientific significance, 宇宙辐射 also has practical implications for technology. For example, satellites in orbit are exposed to higher levels of cosmic radiation than devices on the ground. Engineers must design these technologies to withstand and mitigate the effects of 宇宙辐射 to ensure their proper functioning over time. Failure to account for this radiation can result in malfunctions or damage to sensitive electronic components.Furthermore, the study of 宇宙辐射 has implications for climate science as well. Some researchers suggest that variations in cosmic ray intensity may influence cloud formation and, consequently, Earth's climate. This area of study is still under investigation, but it highlights the interconnectedness of cosmic phenomena and terrestrial systems.In conclusion, 宇宙辐射 is a fascinating and complex subject that encompasses various fields, including physics, astronomy, health sciences, and engineering. Understanding its origins, effects, and implications can provide valuable insights into the universe and help us protect ourselves from its potential dangers. As we continue to explore space and develop new technologies, the importance of studying 宇宙辐射 will only grow, making it a critical area of research for the future.