ionizing

简明释义

英[ˈaɪənaɪzɪŋ]美[ˈaɪənaɪzɪŋ]

adj. [化学][物]电离的；离子化的

v. 电离；使离子化（ionize 的现在分词）

英英释义

单词用法

同义词

反义词

例句

1.Radiography is the use of ionizing electromagnetic radiation such as X-rays to view objects.

放射学是利用电离电磁辐射，如X射线视图对象。

2.Ionizing radiation exposure is measured as "absorbed dose" in gray (Gy).

电离辐射的暴露以戈瑞(Gy)“吸入的剂量”来衡量。

3.physical carcinogens, such as ultraviolet and ionizing radiation;

物理致癌物质，例如紫外线和电离辐射；

4.Of concern in the current situation is ionizing radiation, which is produced by spontaneously decaying heavy isotopes, such as iodine 131 and cesium 137.

目前情况下值得忧虑的是电离辐射，它由重同位素——如碘131和铯137——自发衰变而生成。

5.Are people normally exposed to ionizing radiation?

人们是如何暴露在电离辐射下的？

6.Radiation injury: Tissue damage caused by exposure to ionizing radiation.

辐射伤害：曝露在电离辐射中造成的组织损伤。

7.Comprehensive Epidemiologic data Resource - studies and data related to dosimetry standards and health effects of ionizing radiation.

与放射量测定标准和电离辐射对健康的影响有关的研究及数据。

8.The ionizing 电离 radiation emitted by radioactive materials can be harmful.

放射性材料发出的电离辐射可能是有害的。

9.The process of ionizing 电离 gases is crucial in plasma physics.

气体的电离过程在等离子体物理中至关重要。

10.In smoke detectors, ionizing 电离 particles help detect smoke.

在烟雾探测器中，电离粒子帮助检测烟雾。

11.The ionizing 电离 radiation is capable of removing tightly bound electrons from atoms.

这种电离辐射能够从原子中移除紧密结合的电子。

12.Radiation therapy uses ionizing 电离 radiation to target cancer cells.

放射治疗使用电离辐射来针对癌细胞。

作文

The concept of ionizing radiation is crucial in the fields of physics and medicine. Ionizing radiation refers to particles or electromagnetic waves that have enough energy to remove tightly bound electrons from atoms, thus creating ions. This process can occur through various means, including alpha particles, beta particles, gamma rays, and X-rays. Understanding ionizing radiation is essential for several reasons, particularly its applications in medical imaging and cancer treatment.In medical imaging, ionizing radiation plays a pivotal role. For instance, X-ray machines use ionizing radiation to produce images of the inside of the body. When a patient undergoes an X-ray, the ionizing radiation passes through the body and is absorbed by different tissues at varying degrees. Bones, being denser, absorb more radiation compared to soft tissues, resulting in a clear image that helps doctors diagnose fractures, infections, or tumors. However, while the benefits of ionizing radiation in medical imaging are significant, it is also important to consider the potential risks associated with exposure.Excessive exposure to ionizing radiation can lead to harmful effects, including an increased risk of cancer. This is because ionizing radiation has the ability to damage DNA within cells. If the damage is not properly repaired, it can result in mutations that may lead to cancerous growths. Therefore, medical professionals must weigh the benefits of using ionizing radiation against the risks, ensuring that patients receive the lowest possible dose necessary for accurate diagnosis.In addition to its use in medical imaging, ionizing radiation is also a critical tool in cancer treatment. Radiation therapy utilizes ionizing radiation to target and destroy cancer cells. The high-energy rays can penetrate the body and damage the DNA of cancerous cells, inhibiting their ability to grow and divide. This treatment can be highly effective, especially when combined with other therapies such as chemotherapy and surgery. However, similar to medical imaging, radiation therapy must be carefully administered to minimize exposure to surrounding healthy tissues.Moreover, understanding the nature of ionizing radiation is essential for safety protocols in various industries. Workers in nuclear power plants, medical facilities, and research laboratories must adhere to strict guidelines to limit their exposure to ionizing radiation. Personal protective equipment, regular monitoring of radiation levels, and proper disposal of radioactive materials are all critical components of maintaining safety in environments where ionizing radiation is present.In conclusion, the term ionizing refers to a form of radiation with sufficient energy to ionize atoms and molecules. Its applications in medical imaging and cancer treatment highlight its importance in modern medicine. However, the potential risks associated with ionizing radiation necessitate careful consideration and management. As technology advances, ongoing research will continue to improve our understanding and utilization of ionizing radiation, ultimately enhancing patient care while ensuring safety in its application.

‘电离’辐射的概念在物理和医学领域至关重要。‘电离’辐射是指具有足够能量从原子中去除紧密结合的电子，从而产生离子的粒子或电磁波。这个过程可以通过各种手段发生，包括阿尔法粒子、贝塔粒子、伽马射线和X射线。理解‘电离’辐射对于多个原因至关重要，特别是在医学成像和癌症治疗中的应用。在医学成像中，‘电离’辐射发挥了关键作用。例如，X射线机使用‘电离’辐射生成体内图像。当患者接受X射线检查时，‘电离’辐射穿过身体，并以不同程度被不同组织吸收。骨骼因其密度更大，相较于软组织吸收更多辐射，从而形成清晰的图像，帮助医生诊断骨折、感染或肿瘤。然而，尽管‘电离’辐射在医学成像中的益处显著，但也必须考虑与暴露相关的潜在风险。过度暴露于‘电离’辐射可能导致有害影响，包括癌症风险增加。这是因为‘电离’辐射能够损伤细胞内的DNA。如果损伤未得到适当修复，可能导致突变，从而引发癌细胞的生长。因此，医疗专业人员必须权衡使用‘电离’辐射的好处与风险，确保患者接受最低必要剂量以进行准确诊断。除了在医学成像中的应用外，‘电离’辐射还是癌症治疗中的关键工具。放射治疗利用‘电离’辐射针对并摧毁癌细胞。高能射线可以穿透身体，损伤癌细胞的DNA，抑制其生长和分裂能力。这种治疗非常有效，尤其是与化疗和手术等其他疗法结合使用时。然而，与医学成像类似，放射治疗必须谨慎施用，以最小化对周围健康组织的暴露。此外，了解‘电离’辐射的性质对于各行业的安全协议至关重要。在核电站、医疗设施和研究实验室工作的人员必须遵守严格的指南，以限制他们对‘电离’辐射的暴露。个人防护装备、定期监测辐射水平以及适当处置放射性材料都是在存在‘电离’辐射的环境中维护安全的重要组成部分。总之，‘电离’一词指的是一种具有足够能量使原子和分子电离的辐射形式。它在医学成像和癌症治疗中的应用突显了其在现代医学中的重要性。然而，与‘电离’辐射相关的潜在风险需要谨慎考虑和管理。随着技术的进步，持续的研究将继续改善我们对‘电离’辐射的理解和利用，最终增强患者护理，同时确保其应用的安全性。