ectoparasitic

简明释义

英[/ˌɛk.toʊˈpær.əˌsɪt.ɪk/]美[/ˌɛk.toʊˈpær.əˌsɪt.ɪk/]

[动] 外寄生的

英英释义

单词用法

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例句

1.Results of experiments in combined application of quicklime and dipterex for treatment of some ectoparasitic diseases and curing diseases broke out in ponds are reported.

本文报告了生石灰和敌百虫共用治疗多种鱼病的小型治疗和发病鱼塘治疗试验。

2.Results of experiments in combined application of quicklime and dipterex for treatment of some ectoparasitic diseases and curing diseases broke out in ponds are reported.

本文报告了生石灰和敌百虫共用治疗多种鱼病的小型治疗和发病鱼塘治疗试验。

3.Objective To understand the fauna of ectoparasitic sucking lice on small mammals in Yunnan Province of China.

目的 初步了解云南省小型哺乳动物（小兽）体表寄生吸虱区系分布状况。

4.The cat was infested with ectoparasitic 外寄生的 fleas, causing it to scratch excessively.

这只猫感染了ectoparasitic 外寄生的 跳蚤，导致它过度抓挠。

5.Researchers are studying the effects of ectoparasitic 外寄生的 mites on bird populations.

研究人员正在研究ectoparasitic 外寄生的 螨虫对鸟类种群的影响。

6.Dogs can suffer from various ectoparasitic 外寄生的 infections, such as ticks and lice.

狗可能会遭受各种ectoparasitic 外寄生的 感染，例如蜱虫和虱子。

7.The veterinarian explained how to treat ectoparasitic 外寄生的 infestations in pets.

兽医解释了如何治疗宠物中的ectoparasitic 外寄生的 感染。

8.Some ectoparasitic 外寄生的 organisms can transmit diseases to their hosts.

一些ectoparasitic 外寄生的 生物可以将疾病传播给它们的宿主。

作文

In the world of biology, the interactions between different organisms can be incredibly complex. One fascinating aspect of these interactions involves organisms that depend on others for survival. Among these relationships, the term ectoparasitic refers to a specific type of parasite that lives on the outside of its host. These parasites can be found in various environments and can affect a wide range of hosts, from mammals to birds and even reptiles. Understanding the nature and impact of ectoparasitic organisms is essential for both ecological studies and medical research. Ectoparasites, such as fleas, ticks, and lice, thrive by feeding on the blood or skin of their hosts. This relationship is not merely one-sided; while ectoparasites benefit from their hosts, the hosts often suffer from negative consequences. For instance, an animal infested with fleas may experience discomfort, itching, and even anemia due to blood loss. In some cases, these parasites can transmit diseases, making them a significant concern for both wildlife and domestic animals. The life cycle of ectoparasitic organisms is also intriguing. Many ectoparasites undergo several developmental stages, starting from eggs to larvae and finally to adult forms. During these stages, they may require a host to feed on, which means that their survival is directly linked to the presence of suitable hosts in their environment. This dependency can lead to fluctuations in the populations of both the ectoparasites and their hosts, affecting the balance of the ecosystem. Moreover, the impact of ectoparasitic organisms extends beyond individual hosts. For example, high infestations of ectoparasites in a particular species can lead to population declines, which in turn affects the predators that rely on those species for food. This cascading effect illustrates the interconnectedness of ecosystems and the importance of studying ectoparasites within the broader context of ecological health. In addition to their ecological significance, ectoparasitic organisms are also of great interest in the field of medicine. Many ectoparasites are vectors for diseases that can affect humans. For instance, ticks are known to transmit Lyme disease, while lice can spread various infections. Understanding the biology and behavior of these parasites can aid in developing effective control measures and preventive strategies to protect both human and animal health. In conclusion, the study of ectoparasitic organisms reveals much about the intricate relationships within ecosystems and the potential risks they pose to health. By exploring the dynamics of these parasites, we can gain valuable insights into managing their populations and mitigating their impacts on hosts. As we continue to learn more about the role of ectoparasites in nature, it becomes clear that they are not merely nuisances but rather essential components of ecological systems that warrant our attention and respect.

在生物学的世界中，不同生物之间的相互作用可以非常复杂。这些相互作用中一个迷人的方面涉及依赖其他生物生存的生物。在这些关系中，术语ectoparasitic指的是一种特定类型的寄生虫，它生活在宿主的外部。这些寄生虫可以在各种环境中找到，并且可以影响从哺乳动物到鸟类甚至爬行动物的广泛宿主。理解ectoparasitic生物的性质和影响对生态研究和医学研究都至关重要。 外寄生虫，如跳蚤、蜱虫和虱子，通过吸食宿主的血液或皮肤而繁衍生息。这种关系并不仅仅是单向的；虽然外寄生虫从宿主中受益，但宿主通常会遭受负面后果。例如，感染跳蚤的动物可能会感到不适、瘙痒，甚至由于失血而贫血。在某些情况下，这些寄生虫可以传播疾病，使它们成为野生动物和家畜的重要关注点。 ectoparasitic生物的生命周期也很有趣。许多外寄生虫经历几个发育阶段，从卵到幼虫再到成年形式。在这些阶段中，它们可能需要宿主来进食，这意味着它们的生存直接与环境中合适宿主的存在相关。这种依赖性可能导致外寄生虫和其宿主种群的波动，从而影响生态系统的平衡。 此外，ectoparasitic生物的影响超出了个别宿主的范围。例如，在特定物种中高密度的外寄生虫感染可能导致种群下降，进而影响依赖这些物种为食的捕食者。这种级联效应说明了生态系统的相互联系以及在更广泛的生态健康背景下研究外寄生虫的重要性。 除了生态意义外，ectoparasitic生物在医学领域也引起了极大的兴趣。许多外寄生虫是能够影响人类的疾病载体。例如，蜱虫被知晓能够传播莱姆病，而虱子则可以传播各种感染。理解这些寄生虫的生物学和行为可以帮助制定有效的控制措施和预防策略，以保护人类和动物的健康。 总之，研究ectoparasitic生物揭示了生态系统内复杂关系及其对健康潜在风险的重要性。通过探索这些寄生虫的动态，我们可以获得有价值的见解，以管理它们的种群并减轻对宿主的影响。随着我们继续了解外寄生虫在自然界中的角色，显然它们不仅仅是烦恼，而是生态系统的重要组成部分，值得我们关注和尊重。