the action of stopping a document, ticket, law, etc. from being legally or officially acceptable

Premature disclosure of the test sites might lead to invalidation of the experiment. 过早披露测试地点可能会导致实验无效。

Voting fraud led to the invalidation of the election. 投票舞弊导致选举无效。

the action of proving that an opinion, argument, etc. is wrong

Their terrible behaviour has led to the invalidation of any argument they make. 他们可怕的行为使得他们提出的任何论点都不获支持。

This finding constitutes the invalidation of many traditional approaches. 这一发现推翻了许多传统的方法。