preemption

简明释义

英[prɪˈempʃən]美[ˌpriːˈempʃn]

n. 优先购买；强制收购；抢先占有；取代

英英释义

单词用法

同义词

反义词

例句

1.Preemption handles this issue automatically, without any specific intervention by an application developer.

抢占将自动处理这种问题，不需要应用程序开发者作出任何特定干涉。

2.FPU mode is another case where the state of the CPU should be protected from preemption.

FPU模式是另外一种CPU应该被保护起来不被抢占的情形。

3.If preemption happens here, then upon reschedule, the FPU state is completely different from what was there before preemption.

如果这时发生了抢占，由于重新调度，FPU状态就会与抢占前完全不同。

4.Race conditions are only an issue where interrupts and/or preemption are possible and where critical sections exist.

竞争状态仅仅有一种情况下产生，在此处中断或（和）优先抢占是充许的并且有一个临界区存在。

5.Preemption of an NHRT by GC can be a serious problem if the NHRT is performing a time-critical function.

如果NHRT执行的功能具有严格的时间要求，则GC抢占NHRT将是一个严重的问题。

6.Note that CFS has no real notion of time slices for preemption, because the preemption time is variable.

注意CFS没有真正的时间切片概念用于抢占，因为抢占时间是可变的。

7.When the conflicts happen, we can apply the benefit balance mechanism and preemption of anti-monopoly law to solve them.

冲突发生时，通过运用利益平衡机制和反垄断法优先适用原则进行解决。

8.Certain critical sections of the kernel code are locked against preemption.

可以锁定内核代码的关键部分，不允许抢占。

9.Locking should ensure both that per-CPU data structures and state are always protected against preemption.

锁定可以确保每个CPU的数据结构和状态始终受到保护而不被抢占。

10.The military strategy involved preemption 先发制人 to neutralize threats before they could escalate.

军事战略包括先发制人以在威胁升级之前将其中和。

11.The tech giant's preemption 先发制人 in acquiring smaller startups helped it maintain its market dominance.

这家科技巨头收购小型初创公司的先发制人帮助其保持市场主导地位。

12.The government's decision to allocate funds for disaster relief was a clear case of preemption 先发制人 against potential public unrest.

政府决定拨款用于灾后救援，明显是对潜在公众骚乱的先发制人。

13.The company's preemption 先发制人 of the market by launching the product first gave it a competitive edge.

公司通过率先推出产品实现的先发制人使其获得了竞争优势。

14.In legal terms, preemption 优先权 occurs when federal law overrides state law.

在法律上，优先权发生在联邦法律覆盖州法律时。

作文

In the realm of politics and law, the concept of preemption plays a crucial role in shaping the interactions between different levels of government. Preemption refers to the principle that allows a higher authority to displace or override the laws and regulations of a lower authority. This concept is often applied when federal laws take precedence over state laws, ensuring a uniform legal framework across the nation. Understanding preemption is essential for grasping how legislation is created and enforced in a federal system. To illustrate the significance of preemption, consider the example of environmental regulations. The federal government may establish certain standards for air and water quality that states must adhere to. If a state enacts a law that is less stringent than federal regulations, the federal law will typically prevail due to preemption. This ensures that all citizens, regardless of their state of residence, are afforded the same level of protection under the law.However, preemption can also lead to tensions between state and federal governments. States may feel that their rights are being infringed upon when federal laws override their local regulations. For instance, some states have attempted to implement more progressive environmental policies than those mandated by the federal government. In such cases, the debate over preemption becomes a contentious issue, highlighting the balance of power between state and federal authorities.Moreover, preemption is not limited to environmental law; it extends to various areas such as healthcare, education, and civil rights. For example, the Affordable Care Act (ACA) introduced numerous health insurance reforms at the federal level. Some states sought to implement their own versions of healthcare reforms that were more expansive than those outlined in the ACA. However, the federal government argued that its regulations should take precedence under the doctrine of preemption. This led to numerous legal battles, with courts often having to determine whether state laws were indeed preempted by federal statutes.The implications of preemption extend beyond legal battles; they influence public policy and the lives of everyday citizens. When federal laws preempt state laws, it can streamline processes and create consistency across the country. However, this can also stifle local innovation and responsiveness to unique regional issues. For instance, if a state has particular challenges related to healthcare access, but federal regulations limit its ability to address those challenges, the result can be detrimental to the affected population.In conclusion, preemption is a fundamental concept in the interplay between state and federal powers. It serves to ensure uniformity in the application of laws but can also lead to conflicts and debates over the appropriate balance of power. Understanding preemption is vital for anyone interested in the workings of government and the legal system. As society continues to evolve, the discussions surrounding preemption will undoubtedly remain relevant, shaping the future of governance and public policy in the United States.

预先占有在政治和法律领域中起着至关重要的作用，塑造了不同级别政府之间的互动。预先占有是指一种原则，允许更高的权威取代或覆盖较低权威的法律和法规。这一概念通常适用于联邦法律优先于州法律的情况，确保全国范围内统一的法律框架。理解预先占有对于掌握在联邦制度中如何制定和执行立法至关重要。为了说明预先占有的重要性，可以考虑环境法规的例子。联邦政府可能会建立某些空气和水质标准，州必须遵守。如果一个州颁布的法律低于联邦法规的严格程度，通常情况下，由于预先占有，联邦法律将优先适用。这确保了所有公民，无论居住在哪个州，都享有同样的法律保护。然而，预先占有也可能导致州与联邦政府之间的紧张关系。当联邦法律覆盖其地方法规时，州可能会觉得自己的权利受到侵犯。例如，一些州试图实施比联邦政府要求的更进步的环境政策。在这种情况下，关于预先占有的辩论成为一个争议问题，突显了州和联邦当局之间权力的平衡。此外，预先占有不仅限于环境法；它扩展到医疗保健、教育和民权等多个领域。例如，《平价医疗法案》（ACA）在联邦层面引入了许多健康保险改革。一些州希望实施自己版本的医疗改革，这些改革比ACA中规定的更具扩展性。然而，联邦政府辩称，根据预先占有的原则，其法规应优先适用。这导致了许多法律斗争，法院常常需要确定州法律是否确实被联邦法规所覆盖。预先占有的影响超越了法律斗争，它影响公共政策和普通公民的生活。当联邦法律覆盖州法律时，可以简化流程并在全国范围内创造一致性。然而，这也可能抑制地方创新和对独特区域问题的响应。例如，如果一个州面临与医疗保健获取相关的特定挑战，但联邦法规限制了其解决这些挑战的能力，结果可能对受影响的人口产生不利影响。总之，预先占有是州与联邦权力之间相互作用的基本概念。它确保法律适用的一致性，但也可能导致冲突和关于权力适当平衡的辩论。理解预先占有对于任何对政府运作和法律体系感兴趣的人来说都是至关重要的。随着社会的不断发展，围绕预先占有的讨论无疑将保持相关性，塑造美国未来的治理和公共政策。