n. 先买, 先买权
[法] 预先占有, 优先购买权, 抢先购买
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
以上参考资料就是本英汉词典详细汇总的单词preemption的翻译英语含义，如有错漏请向我们提供反馈意见。