invalidate
柯林斯词典
1. V-T If something invalidates something such as a law, contract, or election, it causes it to be considered illegal. 使无效
An official decree invalidated the vote in the capital. 一项官方法令使首都的投票失去了效力。
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invalidate /ɪnˈvælɪˌdeɪt/ (invalidating,invalidated,invalidates)
剑桥词典
- to officially stop a document , ticket , law , etc. being legally or officially acceptable
使无效；使作废
to prove that an opinion , argument , etc. is wrong
证明（观点、论点等）错误 返回 invalidate