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

• 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。
• These surface charges partially nullify the effect of the charges on the metal plates.
  这些表面电荷部分地抵消金属极板上电荷的作用。
• I guess they sort of nullify each other, or something.
  我觉得他们就是这样彼此互相抵销一些吧。
• The most important of these endowed the courts with sweeping authority to review and nullify the ICC's rate decisions.
  其中最重要的是：赋予法院复审和否决州际商业委员会所作运价裁决的决定性权力。
• 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。
• 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。
• 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。
• 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。
• How can we nullify the enemy's propaganda?
  怎样才能抵销敌人的宣传？