pre-empting

1.〈比喻〉先占,先取

2.以先买权取得

3.〈美〉为取得先买权预先占据(公地)

4.(桥牌中)先发制人地叫牌

1.to do something that makes it pointless or impossible for somebody else to do what he or she intended

2.to occupy public land in order to have the right to buy it later

3.to take the place of something, especially of something less important

4.in bridge, to make a bid intended to prevent further bidding

5.to do or say something that stops someone else’s plan or action