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在《PONS词典》中的词汇

nul·li·fy <-ie-> [ˈnʌlɪfaɪ] 动词 trans

1. nullify (invalidate):

to nullify sth
to nullify a marriage

2. nullify (make useless) one's work:

to nullify sth
Present
Inullify
younullify
he/she/itnullifies
wenullify
younullify
theynullify
Past
Inullified
younullified
he/she/itnullified
wenullified
younullified
theynullified
Present Perfect
Ihavenullified
youhavenullified
he/she/ithasnullified
wehavenullified
youhavenullified
theyhavenullified
Past Perfect
Ihadnullified
youhadnullified
he/she/ithadnullified
wehadnullified
youhadnullified
theyhadnullified