preemption

• 指抢先采取行动以阻止他人获得某物或达成某事的做法；也指法律原则，即同一问题上联邦法优先于州法。

A noun referring to the action of taking something in order to prevent another from having it, or the legal principle that federal law overrides state law on the same subject.

不可数

1. Federal supremacyC1formallegal

   The judicial principle asserting the supremacy of federal over state legislation on the same subject.

   联邦优先原则

   • The court ruled that the state law was invalid due to federal preemption.
   • Preemption ensures that national standards are not undermined by local regulations.
   • The doctrine of preemption is a key aspect of constitutional law.

   同义词supremacy

2. Government seizureC1formallegal

   The right of a government to seize or appropriate something, such as property.

   政府征用

   • The government exercised its right of preemption over the land for public use.
   • Preemption allowed the state to take control of the assets.
   • The legal framework for preemption of property is clearly defined.

   同义词appropriationcondemnationconfiscationexpropriationrequisitionseizuretaking

3. Advance purchase rightB2formal

   The right to purchase something in advance of others.

   优先购买权

   • Shareholders have a preemption right to buy new shares before the public.
   • The contract includes a clause for preemption on future sales.
   • He exercised his preemption option to acquire the property first.

   同义词preemptive right

4. B2formal

   A prior appropriation of something, taking it before others have a chance.

   优先占有

   • The company's preemption of the market gave it a competitive edge.
   • His preemption of the best seat was seen as rude.
   • Preemption of resources can lead to conflicts.

   同义词anticipationappropriationforestallingpreoccupancyprepossessionpriority