extirpator

简明释义

英[/ˈɛkstɜrpeɪtər/]美[/ˈɛkstɜrpeɪtər/]

n. 扑灭者；摘除器

英英释义

单词用法

同义词

反义词

例句

1.Recently The modern extExfra-capsular extirpator wasperformed with new surgical instruments under microscope.

现代白内障囊外摘除术是在手术显微镜下，运用新型手术器械完成的。

2.Recently The modern extExfra-capsular extirpator wasperformed with new surgical instruments under microscope.

现代白内障囊外摘除术是在手术显微镜下，运用新型手术器械完成的。

3.The invasive species was identified as a major threat to the local ecosystem, prompting the need for an effective extirpator 根除者.

这种入侵物种被认为是对当地生态系统的重大威胁，因此需要有效的extirpator 根除者。

4.Scientists are studying various methods of using an extirpator 根除者 to eliminate harmful weeds in agricultural fields.

科学家们正在研究使用extirpator 根除者来消除农业田中的有害杂草的各种方法。

5.The role of an extirpator 根除者 is crucial in maintaining the balance of the native species in the park.

作为一个extirpator 根除者的角色在维持公园内本土物种的平衡中至关重要。

6.Invasive plants often require a dedicated extirpator 根除者 to ensure they do not outcompete native flora.

入侵植物通常需要专门的extirpator 根除者以确保它们不会与本土植物竞争。

7.The environmental agency hired an extirpator 根除者 to help restore the natural habitat by removing non-native species.

环保机构雇佣了一位extirpator 根除者来通过移除外来物种来帮助恢复自然栖息地。

作文

In the realm of environmental science, the role of an extirpator (根除者) is critical in maintaining ecological balance. An extirpator refers to a species that has the ability to eliminate or significantly reduce the population of another species within a particular habitat. This concept becomes increasingly important as we face the challenges posed by invasive species, which can disrupt local ecosystems and threaten native biodiversity. Understanding the function of extirpators helps in devising effective conservation strategies. For instance, consider the case of the American alligator, which serves as an extirpator (根除者) in its wetland habitat. By preying on smaller mammals and fish, the alligator maintains a balance in the food web, preventing any one species from dominating the ecosystem. Without such extirpators (根除者), certain species could proliferate unchecked, leading to overgrazing or depletion of aquatic resources. This showcases the intricate relationships within ecosystems, where each species plays a vital role in sustaining life. Moreover, the concept of extirpators (根除者) extends beyond individual species to encompass broader ecological interactions. For example, wolves are often seen as apex predators, acting as extirpators (根除者) in their territories. Their presence controls the population of herbivores, which in turn affects plant communities and overall habitat health. The reintroduction of wolves to Yellowstone National Park is a prime example of how the absence and subsequent return of an extirpator (根除者) can lead to significant ecological changes, restoring balance and promoting biodiversity. However, the decline of extirpators (根除者) due to human activities such as habitat destruction and pollution poses a serious threat to ecosystems. The loss of these critical species can lead to a cascade of negative effects, including the rise of invasive species that outcompete native flora and fauna. Conservation efforts must prioritize the protection of extirpators (根除者) to ensure the stability of ecosystems. This involves not only safeguarding their habitats but also understanding the complex dynamics of predator-prey relationships and the roles different species play. Education and awareness are also essential in fostering a greater appreciation for the role of extirpators (根除者) in our environments. Communities can engage in local conservation projects that aim to protect these species and their habitats. By involving the public in restoration efforts, we can cultivate a sense of stewardship towards the environment, emphasizing the importance of every species, including extirpators (根除者), in maintaining ecological integrity. In conclusion, extirpators (根除者) play a fundamental role in the health of ecosystems. Their ability to regulate populations and maintain balance is crucial in the face of environmental threats. As we continue to navigate the challenges of conservation, recognizing and protecting these key species will be vital for preserving biodiversity and ensuring the resilience of ecosystems for future generations. Through collective action and informed decision-making, we can support the work of extirpators (根除者) and contribute to a healthier planet.

在环境科学领域，extirpator（根除者）的角色对于维持生态平衡至关重要。extirpator 指的是一种能够消除或显著减少特定栖息地内另一种物种种群的物种。随着我们面临入侵物种带来的挑战，这一概念变得愈发重要，因为入侵物种可能会破坏当地生态系统并威胁本土生物多样性。理解extirpators（根除者）的功能有助于制定有效的保护策略。 例如，考虑美国鳄鱼的案例，它在其湿地栖息地中充当了extirpator（根除者）。通过捕食较小的哺乳动物和鱼类，鳄鱼维持了食物网中的平衡，防止任何一种物种占据生态系统的主导地位。如果没有这样的extirpators（根除者），某些物种可能会失控繁殖，从而导致过度放牧或水资源的枯竭。这展示了生态系统内部复杂的关系，其中每个物种在维持生命方面都发挥着至关重要的作用。 此外，extirpators（根除者）的概念不仅限于单一物种，还包括更广泛的生态相互作用。例如，狼通常被视为顶级捕食者，在其领土内充当extirpators（根除者）。它们的存在控制了草食动物的种群，从而影响植物群落和整体栖息地健康。将狼重新引入黄石国家公园就是一个典型例子，说明extirpator（根除者）的缺失和随后的回归如何导致显著的生态变化，恢复平衡并促进生物多样性。 然而，由于栖息地破坏和污染等人类活动，extirpators（根除者）的数量下降对生态系统构成了严重威胁。这些关键物种的丧失可能导致一系列负面影响，包括入侵物种的增加，它们与本土植物和动物竞争。保护工作必须优先考虑对extirpators（根除者）的保护，以确保生态系统的稳定。这不仅涉及保护其栖息地，还要理解捕食者与猎物之间复杂的动态关系以及不同物种所发挥的作用。 教育和意识提升在培养对extirpators（根除者）在环境中作用的更大欣赏方面也至关重要。社区可以参与旨在保护这些物种及其栖息地的地方保护项目。通过让公众参与恢复工作，我们可以培养对环境的责任感，强调每个物种（包括extirpators（根除者））在维持生态完整性中的重要性。 总之，extirpators（根除者）在生态系统的健康中发挥着基础性作用。它们调节种群和维持平衡的能力在面对环境威胁时至关重要。随着我们继续应对保护挑战，识别和保护这些关键物种对于保护生物多样性和确保生态系统对未来世代的弹性至关重要。通过集体行动和明智决策，我们可以支持extirpators（根除者）的工作，为一个更健康的地球做出贡献。