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nullify

美音:[´nʌlə´faı ]点这儿播放单词美音发声
英音:[´nʌlə´faı ]点这儿播放单词英音发声
v.无效

难易程度:

nullify为短语/超纲词汇

词形变化:

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

词根

nul,null=nothing(无)

近义词, 同义词

nullify


/'nʌlɪfaɪ; `nʌlə,faɪ/
v (pt, pp -fied) [Tn]
1 make (an agreement, etc) lose its legal force 使(协议等)失去法律约束力.
2 make (sth) ineffective; counteract 使(某事物)无效; 抵销
*How can we nullify the enemy's propaganda? 怎样才能抵销敌人的宣传?

nullify


v past tense and past participlenullifiedpresent participlenullifyingthird person singularnullifies [T]

law to officially state that something has no legal force
 The election results were nullified because of voter fraud.
formal to make something lose its effect or value
 Recent inflation could nullify the economic growth of the last several years.
>nullification [,nʌlɪfɪ'keɪʃən/