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

• Maskable interrupt sources that cannot preempt the kernel code and are thus able to invoke operating system APIs from within their handlers.
  不能抢占内核的掩码中断源，因此可以在处理程序中调用操作系统API。
• The federal securities laws preempt the State Blue Sky Laws.
  联邦证券法优先于州蓝天法。
• Conducting covert action at the direction of the President to preempt threats or achieve US policy objectives.
  秘密行动时？进行方向的先占的总统的政策目标或达到我们的威胁。
• As networks become more essential to business, operations staff must act quickly to reduce and preempt disruptive downtime.
  随着网络对业务愈加关键，运维人员必须快速行动，以减少和抢先解决运营中断问题。
• Discussion of the water shortage will preempt the other topics on this week's agenda.
  在这星期日程表上关于用水短缺的讨论将优先于其它议题。
• Choosing poorly can allow the garbage collector to preempt your NHRTs or cause parts of your system to be starved of CPU.
  糟糕的选择可能会使垃圾收集器抢占您的NHRT，或导致部分系统耗尽CPU资源。
• Better preempt to keep the opponents from bidding.
  最好还是先发制人叫高牌，别让对方有机会叫牌。
• We've got to preempt his press conference.
  我们必须抢在发布会之前。
• For example, federal statutes might explicitly preempt, or explicitly waive any preemption of, state law.
  例如，联邦法律可以明确的先占，或明确的取消州法律的先占。
• If the cards reveal things that we don't want to see, then we are prepared to prevent and preempt them, which we have the power to do.
  如果有时牌面上带出了我们不想看到的讯息，那我们就可以做好预备去防止或甚而先发制人。