pre-emption的翻译，读音
释义：
[经] 先买权, 优先认购(权)
n the judicial principle asserting the supremacy of federal over state legislation on the same subject
n the right of a government to seize or appropriate something (as property)
n the right to purchase something in advance of others
n a prior appropriation of something
n the judicial principle asserting the supremacy of federal over state legislation on the same subject
n the right of a government to seize or appropriate something (as property)
n the right to purchase something in advance of others
n a prior appropriation of something