biological shield

简明释义

生物屏蔽层

英英释义

例句

1.The nuclear reactor is equipped with a biological shield to protect workers from harmful radiation.

核反应堆配备了一个生物屏障以保护工人免受有害辐射的影响。

2.During the experiment, the biological shield effectively contained all hazardous materials.

在实验过程中，生物屏障有效地控制了所有危险材料。

3.Research on new materials for biological shields is crucial for improving safety in medical facilities.

对新材料的研究对于改善医疗设施的安全性至关重要，这些材料可用作生物屏障。

4.The design of the spacecraft includes a biological shield to safeguard astronauts from cosmic radiation.

宇宙飞船的设计包括一个生物屏障，以保护宇航员免受宇宙辐射的影响。

5.In our laboratory, we use a biological shield to ensure that no pathogens escape into the environment.

在我们的实验室中，我们使用生物屏障以确保没有病原体逃逸到环境中。

作文

In the realm of scientific research and environmental protection, the term biological shield refers to a protective barrier that safeguards living organisms from harmful biological agents. This concept is particularly relevant in fields such as microbiology, ecology, and public health. The biological shield serves not only to protect individual species but also to maintain the stability of entire ecosystems. For instance, in nature, certain plants and animals have evolved mechanisms that act as a biological shield against pathogens, parasites, and other threats. These natural defenses can include physical barriers, such as thick bark or tough skin, as well as biochemical defenses, like toxins or antimicrobial compounds.The significance of a biological shield extends beyond individual organisms. In agriculture, farmers often implement strategies to create a biological shield for their crops. This might involve planting companion plants that deter pests or using beneficial insects to control harmful populations. By fostering a healthy agricultural ecosystem, farmers can reduce their reliance on chemical pesticides, promoting sustainable practices that benefit both the environment and human health.Moreover, in the context of public health, the concept of a biological shield takes on new dimensions. Vaccination programs can be seen as a form of biological shield, protecting individuals and communities from infectious diseases. When a significant portion of the population is vaccinated, herd immunity is established, which further strengthens the biological shield against outbreaks. This collective defense mechanism is crucial in preventing the spread of diseases and protecting vulnerable populations who may be unable to receive vaccinations themselves.In addition to natural and agricultural contexts, the idea of a biological shield is also applicable in biotechnology and medicine. Researchers are exploring ways to engineer biological shields at the molecular level, developing targeted therapies that enhance the immune response or create barriers against infections. For example, scientists are investigating the use of nanoparticles that can serve as a biological shield by delivering drugs directly to infected cells, minimizing side effects and improving treatment efficacy.The implications of a biological shield are vast, touching upon various aspects of life on Earth. As we face increasing challenges such as climate change, habitat destruction, and emerging diseases, understanding and enhancing our biological shield becomes imperative. Conservation efforts aimed at preserving biodiversity contribute to the resilience of ecosystems, ensuring that they can withstand and recover from disturbances. Protecting natural habitats, restoring degraded environments, and implementing sustainable practices are all vital steps in reinforcing our biological shield.In conclusion, the concept of a biological shield encompasses a wide range of protective mechanisms that safeguard living organisms from biological threats. From natural defenses in wildlife to agricultural practices and public health initiatives, the biological shield plays a crucial role in maintaining the balance of ecosystems and promoting human health. As we continue to navigate the complexities of our world, enhancing our biological shield will be essential for ensuring a sustainable and healthy future for all living beings.

在科学研究和环境保护领域，术语生物屏障指的是一种保护屏障，它可以保护生物体免受有害生物因子的侵害。这个概念在微生物学、生态学和公共卫生等领域尤为相关。生物屏障不仅能保护个体物种，还能维持整个生态系统的稳定。例如，在自然界中，某些植物和动物已经进化出机制，作为对病原体、寄生虫和其他威胁的生物屏障。这些自然防御可以包括物理屏障，如厚树皮或坚韧的皮肤，以及生化防御，如毒素或抗微生物化合物。生物屏障的重要性超出了个体生物的范围。在农业中，农民常常实施策略来为他们的作物创造生物屏障。这可能涉及种植伴生植物来驱赶害虫，或使用益虫来控制有害种群。通过促进健康的农业生态系统，农民可以减少对化学农药的依赖，促进对环境和人类健康都有益的可持续实践。此外，在公共卫生的背景下，生物屏障的概念具有新的维度。疫苗接种计划可以被视为一种生物屏障，保护个人和社区免受传染病的侵害。当相当一部分人口接种疫苗时，会建立群体免疫，这进一步增强了对疫情爆发的生物屏障。这种集体防御机制在防止疾病传播和保护可能无法接种疫苗的脆弱人群方面至关重要。除了自然和农业背景外，生物屏障的概念在生物技术和医学中也适用。研究人员正在探索在分子水平上工程化生物屏障的方法，开发增强免疫反应或创建感染屏障的靶向疗法。例如，科学家们正在研究使用纳米颗粒作为生物屏障，直接将药物递送到感染细胞，从而最小化副作用并提高治疗效果。生物屏障的影响广泛，涉及地球上生命的各个方面。随着我们面临气候变化、栖息地破坏和新兴疾病等日益严峻的挑战，理解和增强我们的生物屏障变得至关重要。旨在保护生物多样性的保护努力有助于生态系统的弹性，确保它们能够承受和从干扰中恢复。保护自然栖息地、恢复退化环境和实施可持续实践都是加强我们生物屏障的重要步骤。总之，生物屏障的概念涵盖了一系列保护机制，保护生物体免受生物威胁。从野生动物的自然防御到农业实践和公共卫生倡议，生物屏障在维持生态系统平衡和促进人类健康方面发挥着至关重要的作用。随着我们继续应对世界的复杂性，增强我们的生物屏障对于确保所有生物的可持续和健康的未来至关重要。