radium

简明释义

英[ˈreɪdiəm]美[ˈreɪdiəm]

n. [化学]镭（88号元素符号 Ra）

英英释义

单词用法

同义词

反义词

例句

1.It was Madame Curie and her husband who discovered radium.

是居里夫人和她的丈夫发现了镭。

2.The matter that the Curies had discovered was radium.

居里夫妇发现的物质正是镭。

3.Radium can be used to treat cancer.

镭可以用来治疗癌症。

4.The existence in Paris at the Radium Institute of a stock of 1.5 grams of radium made a decisive contribution to the success of the experiments undertaken in the years around 1930.

存在于巴黎镭研究所的1.5克镭的库存对在大概1930年进行的实验的成功作出了决定性的贡献。

5.Radium is a radioactive element.

镭是一种放射性元素。

6.Radon comes from radium decay.

氡来自镭的衰变。

7.Radium, uranium, and thorium are radioactive metallic elements.

镭、铀和钍都属于放射性金属元素。

8.The discovery of radium 镭 by Marie Curie was a groundbreaking moment in science.

居里夫人发现的radium 镭是科学史上的一个突破性时刻。

9.In the early 20th century, radium 镭 was widely used in luminous paints for watches and clocks.

在20世纪初，radium 镭被广泛用于手表和钟表的发光涂料中。

10.Some medical treatments utilized radium 镭 to target cancer cells.

一些医疗治疗利用radium 镭来针对癌细胞。

11.The health risks associated with radium 镭 exposure became evident after several workers fell ill.

暴露于radium 镭后，几名工人生病，相关健康风险变得显而易见。

12.Researchers are studying the effects of radium 镭 on human biology.

研究人员正在研究radium 镭对人体生物学的影响。

作文

The discovery of radium has had a profound impact on science and medicine. In the late 19th century, Marie Curie and her husband Pierre Curie conducted groundbreaking research that led to the isolation of radium, a highly radioactive element. This discovery was not only significant for its scientific implications but also for its potential applications in the field of medicine. Radium was initially celebrated for its ability to treat various ailments, particularly cancer, due to its radioactivity. Doctors used radium in treatments as it was believed to target and kill cancer cells effectively. However, this enthusiasm was soon tempered by the realization of the dangers associated with radium exposure. The early 20th century saw a surge in the use of radium in products ranging from luminous paints for watch dials to medical therapies. Many people were unaware of the health risks posed by radium, leading to severe consequences for those who worked with it or used products containing this element. The infamous case of the Radium Girls, female factory workers who painted watch dials with radium paint, highlighted the dire health effects of prolonged exposure to this radioactive substance. Many of these women suffered from debilitating illnesses and even death due to radium poisoning, which sparked public outrage and ultimately led to stricter regulations regarding the handling of radioactive materials. Today, the legacy of radium serves as a cautionary tale about the balance between scientific advancement and safety. While radium has been largely replaced by safer alternatives in medical treatment, its discovery paved the way for the development of radiation therapy, which remains a cornerstone of cancer treatment today. Modern medicine now employs targeted radiation techniques that minimize exposure to healthy tissue while effectively treating tumors. This evolution from the early uses of radium reflects our growing understanding of radiation and its effects on the human body. Moreover, the story of radium continues to inspire research into new forms of radiation and their applications. Scientists are exploring the use of isotopes in diagnostics and treatment, aiming to harness the beneficial properties of radiation while mitigating its risks. The journey of radium from a miraculous discovery to a dangerous substance underscores the importance of ethical considerations in scientific research and the need for ongoing education about the safe use of radioactive materials. In conclusion, radium represents both the triumphs and trials of scientific discovery. It reminds us of the potential benefits that come with new knowledge, as well as the responsibilities that accompany it. As we continue to explore the mysteries of the universe, we must remain vigilant in ensuring that our pursuit of progress does not come at the cost of human health and safety. The history of radium is a testament to the necessity of rigorous scientific inquiry, ethical practices, and the continuous quest for knowledge that prioritizes the well-being of individuals and society as a whole.

镭的发现对科学和医学产生了深远的影响。在19世纪末，玛丽·居里和她的丈夫皮埃尔·居里进行了开创性的研究，成功分离出镭这一高度放射性的元素。这一发现不仅在科学上具有重要意义，还有可能在医学领域的应用。镭最初因其能够治疗各种疾病，尤其是癌症而受到赞誉，因为它的放射性被认为能够有效靶向并杀死癌细胞。然而，这种热情很快因意识到与镭接触的危险而减弱。 20世纪初，镭在从手表表盘的发光涂料到医疗疗法等产品中的使用激增。许多人并不知道接触镭所带来的健康风险，导致那些与之共事或使用含有这种元素的产品的人遭受严重后果。著名的“镭女孩”事件，即女性工厂工人用镭涂料绘制手表表盘，突显了长期接触这种放射性物质的可怕健康影响。这些女性中的许多人因镭中毒而遭受严重疾病甚至死亡，引发了公众愤怒，并最终导致了对放射性材料处理的严格监管。 今天，镭的遗产作为科学进步与安全之间平衡的警示故事。尽管镭在医学治疗中已被更安全的替代品所取代，但它的发现为放射治疗的发展铺平了道路，放射治疗至今仍然是癌症治疗的基石。现代医学现在采用靶向放射技术，尽量减少对健康组织的暴露，同时有效治疗肿瘤。这种从早期使用镭的演变反映了我们对放射线及其对人体影响的日益理解。 此外，镭的故事继续激励着对新型放射线及其应用的研究。科学家们正在探索同位素在诊断和治疗中的使用，旨在利用放射线的有益特性，同时减少其风险。从奇迹般的发现到危险物质的旅程，突显了科学研究中伦理考虑的重要性，以及关于放射性材料安全使用的持续教育的必要性。 总之，镭代表了科学发现的胜利与考验。它提醒我们新知识带来的潜在好处，以及伴随而来的责任。随着我们继续探索宇宙的奥秘，我们必须保持警惕，确保我们的进步追求不会以人类健康和安全为代价。镭的历史证明了严谨科学探究、伦理实践以及优先考虑个人和社会整体福祉的知识持续追求的必要性。