| 单词 | pre-emption |
| 释义 | pre-emption n[U] 1 (fml 文) (a) purchase by one person, group, etc before others have the chance to buy 优先购买. (b) right to do this 优先购买权. 2 obtaining or preventing (sth) by acting in advance 抢先行动以占有或阻止（某事物）. |
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