preempt

英

美

网络  抢占; 先占; 取代; 占先; 抢先

过去分词：preempted　过去式：preempted　第三人称单数：preempts　现在分词：preempting　

GRE

BNC.34833 / COCA.14157

英英释义

noun

• a high bid that is intended to prevent the opposing players from bidding
  Synonym:preemptive bidpre-empt

verb

• make a preemptive bid in the game of bridge
• acquire for oneself before others can do so
• gain possession of by prior right or opportunity, especially so as to obtain the right to buy (land)
• take the place of or have precedence over
  1. live broadcast of the presidential debate preempts the regular news hour
  2. discussion of the emergency situation will preempt the lecture by the professor
  Synonym:displace

双语例句