exobiology

简明释义

英[ˌeksəʊbaɪˈɒlədʒi]美[ˌeksoʊbaɪˈɑːlədʒi]

n. [生物] 外空生物学；[生物] 太空生物学

英英释义

单词用法

同义词

反义词

例句

1.NASA's Astrobiology program in Washington contributed funding for the research through its Exobiology and Evolutionary biology program and the NASA Astrobiology Institute.

美国国家航空宇航局通过其外空生物学和进化生物学计划为这次研究提供资金，还有其属下的太空生物学机构。

2.NASA's Astrobiology program in Washington contributed funding for the research through its Exobiology and Evolutionary biology program and the NASA Astrobiology Institute.

美国国家航空宇航局通过其外空生物学和进化生物学计划为这次研究提供资金，还有其属下的太空生物学机构。

3.Scientists in the field of exobiology (外星生物学) are looking for signs of life on Mars.

从事exobiology（外星生物学）的科学家正在寻找火星上的生命迹象。

4.Astrobiologists, who specialize in exobiology (外星生物学), study the conditions under which life might arise on other planets.

专门研究exobiology（外星生物学）的天体生物学家研究生命可能在其他行星上出现的条件。

5.NASA's missions often include research related to exobiology (外星生物学) to understand how life could exist elsewhere.

美国宇航局的任务通常包括与exobiology（外星生物学）相关的研究，以了解生命如何能够在其他地方存在。

6.The discovery of extremophiles on Earth has implications for exobiology (外星生物学) and the potential for life on other planets.

在地球上发现的极端生物对exobiology（外星生物学）及其他行星上生命的潜力具有重要意义。

7.The study of life beyond Earth is a fascinating field known as exobiology (外星生物学).

研究地球以外生命的领域被称为exobiology（外星生物学），这是一个引人入胜的领域。

作文

The quest to understand life beyond our planet has captivated human imagination for centuries. This field of study, known as exobiology, explores the potential for life in extraterrestrial environments. As we advance in our scientific capabilities, the importance of exobiology becomes increasingly evident. Scientists are not only looking for signs of life on planets within our solar system, such as Mars and Europa, but also for biosignatures that might be found on exoplanets orbiting distant stars.Exobiology is an interdisciplinary field that combines aspects of biology, chemistry, astronomy, and planetary science. By understanding the fundamental principles of life on Earth, researchers can formulate hypotheses about what forms life might take elsewhere in the universe. For instance, extremophiles—organisms that thrive in extreme conditions on Earth—provide valuable insights into how life could potentially exist on other celestial bodies with harsh environments.One of the most exciting aspects of exobiology is the search for microbial life. Microbes are resilient and adaptable, which makes them prime candidates for finding life on other planets. NASA’s missions to Mars aim to uncover evidence of past or present microbial life by analyzing soil samples and searching for organic compounds. The discovery of water ice on Mars and the presence of methane in its atmosphere are promising signs that microbial life could have existed there.Moreover, the study of exobiology extends beyond our solar system. The Kepler Space Telescope has identified thousands of exoplanets, some of which lie within the habitable zone of their stars—regions where conditions may be right for liquid water and, consequently, life. The upcoming James Webb Space Telescope will further enhance our ability to analyze the atmospheres of these distant worlds, searching for chemical signatures that indicate biological processes.However, the investigation of exobiology is not without its challenges. One significant hurdle is the vast distances between stars, which complicates our ability to send spacecraft for direct exploration. Instead, scientists rely on remote sensing techniques and robotic missions to gather data. Additionally, defining what constitutes life is a complex issue. Life as we know it is carbon-based and requires water, but could alternative biochemistries exist? Understanding the diversity of potential life forms is a key goal of exobiology.Furthermore, the ethical implications of discovering extraterrestrial life cannot be overlooked. The potential for contamination of other worlds and the impact on our own understanding of life must be carefully considered. Engaging in discussions about the responsibilities of humanity in the context of exobiology is essential as we move forward in our explorations.In conclusion, exobiology represents one of the most fascinating frontiers of scientific inquiry. As we continue to explore our universe, the possibility of discovering life beyond Earth raises profound questions about our place in the cosmos. The pursuit of knowledge in exobiology not only seeks to answer whether we are alone in the universe but also enriches our understanding of life itself. With each new discovery, we inch closer to unraveling the mysteries of existence beyond our home planet, igniting curiosity and wonder about the universe we inhabit.

人类对理解地球以外生命的探索已经吸引了几个世纪的想象力。这一研究领域被称为外生物学，它探讨在外星环境中生命的潜力。随着我们科学能力的进步，外生物学的重要性越来越明显。科学家们不仅在寻找火星和欧罗巴等太阳系内行星的生命迹象，还在寻找可能存在于围绕遥远恒星运行的系外行星上的生物标志。外生物学是一个跨学科的领域，结合了生物学、化学、天文学和行星科学的各个方面。通过理解地球上生命的基本原则，研究人员可以提出关于其他星球上生命可能采取何种形式的假设。例如，极端微生物——在地球上能在极端条件下生存的生物，提供了生命如何可能存在于其他具有恶劣环境的天体上的宝贵见解。外生物学最令人兴奋的方面之一是对微生物生命的搜索。微生物具有韧性和适应性，使它们成为寻找其他行星生命的主要候选者。美国国家航空航天局（NASA）对火星的任务旨在通过分析土壤样本和寻找有机化合物来发现过去或现在微生物生命的证据。火星上发现的水冰以及其大气中存在的甲烷是微生物生命可能存在的有希望的迹象。此外，外生物学的研究不仅限于我们的太阳系。开普勒太空望远镜已经识别出数千颗系外行星，其中一些位于其恒星的适居区——液态水可能存在的区域，因此也可能存在生命。即将推出的詹姆斯·韦伯太空望远镜将进一步增强我们分析这些遥远世界大气的能力，寻找表明生物过程的化学特征。然而，外生物学的调查并非没有挑战。其中一个重大障碍是恒星之间的巨大距离，这使得我们发送航天器进行直接探索变得复杂。因此，科学家们依赖遥感技术和机器人任务来收集数据。此外，定义什么构成生命是一个复杂的问题。我们所知道的生命是基于碳的，并且需要水，但是否可能存在替代的生物化学？理解潜在生命形式的多样性是外生物学的一个关键目标。此外，发现外星生命的伦理影响也不可忽视。对其他世界的污染风险以及对我们自身生命理解的影响必须仔细考虑。在我们向前推进探索时，参与有关人类在外生物学背景下责任的讨论是至关重要的。总之，外生物学代表了科学探究中最迷人的前沿之一。随着我们继续探索宇宙，发现地球以外生命的可能性引发了关于我们在宇宙中地位的深刻问题。对外生物学知识的追求不仅寻求回答我们是否孤单于宇宙，还丰富了我们对生命本身的理解。随着每一次新发现，我们更接近揭开超越我们家园星球的存在之谜，点燃了对我们所居住宇宙的好奇心和惊叹。