nullify的第三人称单数是：nullifies。nullify的例句是用作动词(v.)The election results were nullified because of voter fraud.因为选民舞弊，选举结果无效。nullify【近义词】annul废除。
一、详尽释义点此查看nullify的详细内容
二、英英释义
"The contract was annulled"
"void a plea"
"Her optimism neutralizes his gloom"
"This action will negate the effect of my efforts"
三、词典解释
1.使失去法律效力;废除;取消
Tonullify a legal decision or procedure means to declare that it is not legally valid.
e.g. He used his broad executive powers tonullify 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。
e.g. 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。
2.使无效;使无用;抵消
Tonullify something means to make it have no effect.
e.g. He may be able tonullify 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。
e.g. This, of course, wouldnullify 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。
四、例句
The election results were nullified because of voter fraud.
因为选民舞弊，选举结果无效。
Counterintelligence seeks to nullify the enemy's espionage efforts.
反间谍情报之目的是挫败敌人的间谍活动。
He has no right to nullify laws.
他无权废除法律。
An unhealthy diet will nullify the effects of training.
不健康的饮食会抵消锻炼的效果。
五、经典引文
A long line of referenda had nullified..the island's constitution.
出自：Sanitynullify的相关近义词
annul、invalidate、quash、cancel out、abolish、reverse、abort、negative、void、avoid、neutralise、negate、neutralize
nullify的相关临近词
Num、nullify a contract、nullify an election、nullify a prohibition、nullify the registration