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

• Malignant tumors indicate often lethal brain conditions, but even nonmalignant growths can preempt normal brain activity.
  恶性肿瘤通常意味着大脑处于死亡边缘，然而即使是非恶性增生也会影响大脑的正常运作。
• The Clean Water Act expressly provides that it does not preempt more stringent state law.
  《洁净水法案》明确规定，该法并不先占更为严格的州法律。
• They do not preempt the land surface that is useful for other purposes.
  它们不需要预先占用对其它目的有用的地面。
• 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。
• I'll try not to preempt what Alan is going to say.
  我不打算阻止艾伦说话。
• This matters to equity markets, which try to preempt economic turns.
  这对股票市场是意义重大的，因为股市总是试图超前经济形势的转折点。
• 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。
• This sharing of locks between NHRTs and heap-based threads can cause the garbage collector to preempt the NHRTs as a side-effect of priority-inversion protection.
  这种NHRT和基于堆的线程间的锁共享会致使垃圾收集器将NHRT作为优先级反转保护的副作用抢占。
• 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。
• The federal securities laws preempt the State Blue Sky Laws.
  联邦证券法优先于州蓝天法。