nullify

英 [ˈnʌlɪfaɪ]

美 [ˈnʌlɪfaɪ]

v.  使失去法律效力; 废止; 使无效; 抵消

过去分词：nullified　现在分词：nullifying　过去式：nullified　第三人称单数：nullifies　

IELTSGRE化学

BNC.18560 / COCA.17035

牛津词典

verb

• 使失去法律效力；废止
  to make sth such as an agreement or order lose its legal force
  1. Judges were unwilling to nullify government decisions.
     法官们不愿废止政府决定。
• 使无效；抵消
  to make sth lose its effect or power
  1. An unhealthy diet will nullify the effects of training.
     不健康的饮食会抵消锻炼的效果。

柯林斯词典

• VERB 使失去法律效力;废除;取消
  Tonullifya legal decision or procedure means to declare that it is not legally valid.
  1. He used his broad executive powers to nullify decisions by local governments...
     他利用自己适用范围广泛的行政权力废止当地政府所作的决定。
  2. It is worth remembering that previous wills are nullified automatically upon marriage.
     要记住的是，一旦结婚，原遗嘱自动失效。
• VERB 使无效;使无用;抵消
  Tonullifysomething means to make it have no effect.
  1. He may be able to nullify that disadvantage by offering a wider variety of produce...
     他也许能通过供应更为多样化的农产品来抵消那一劣势。
  2. This, of course, would nullify the effect of the move and merely accelerate inflation.
     这毫无疑问会使该举措完全失效，而仅仅只是加速通货膨胀。

英英释义

verb

• make ineffective by counterbalancing the effect of
  1. Her optimism neutralizes his gloom
  2. This action will negate the effect of my efforts
  Synonym:neutralizeneutralisenegate
• show to be invalid
  Synonym:invalidate
• declare invalid
  1. The contract was annulled
  2. void a plea
  Synonym:invalidateannulquashvoidavoid

双语例句

• ICM RME automatically finds out why the feedback was given, and, in case of erroneous feedback, it will quickly nullify its effect ( or "unlearn" it).
  ICMRME会自动地查明为什么有这样的反馈，而且在反馈错误的情况下，它会快速地消除这个反馈的影响（也就是不学习这个反馈提供的信息）。
• These could nullify efforts by farmers to increase planting areas in response to the highest prices since the 2007-08 food crisis.
  作为对农产品价格触及2007-08年粮食危机以来最高水平的回应，农民纷纷扩大了种植面积，而糟糕的天气状况可能会抵消这些努力。
• Then we can nullify the agreement.
  到那是我们可以声明协议无效。
• He may well want to keep some actions and nullify others, not necessarily in strict reverse order.
  他可能想保留一些操作，而放弃另外一些操作，不一定是按严格的反向次序。
• The meeting to be held next week was canceled. action intended to nullify the effects of some previous action.
  预定下周举行的会议被取消了。
• To make ineffective or invalid; nullify.
  使无效使不起作用或无效；否决。
• Most of them spend too much time either standing still and watching their colleagues or running in lines that are easy for defenders to predict and nullify.
  他们中的绝大多数，花费了太多的时间，要么站着不动干瞅着队友，要么沿着很容易被对手预判和破坏的线路瞎跑。
• Article 79 If cheating on a national education examination is found, the relevant administrative department of education shall nullify the examination, and shall, in accordance with law, impose administrative sanctions on the leading persons directly in charge and other persons directly responsible for it.
  第七十九条在国家教育考试中作弊的，由教育行政部门宣布考试无效，对直接负责的主管人员和其他直接责任人员，依法给予行政处分。
• Defensive measures designed to destroy attacking enemy aircraft or missiles or to nullify their effectiveness.
  意在摧毁敌机或导弹的攻击或者使它们的效力无效的防御措施。
• These maxims, without any statute giving them force or operation, frequently control the effect and nullify the language of wills.
  这些原则无需制定法赋予其效力或执行力，却能常常规制遗嘱的有效与无效。