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to invalidate
01
使无效, 证明无效
to prove that something is incorrect or flawed, making it not acceptable or reliable
Transitive: to invalidate an idea or argument
Example
The new evidence invalidated the previous hypothesis.
Her counterargument effectively invalidated his point.
02
使无效, 作废
to cancel the legal power or effect of a document or action
Transitive: to invalidate a document or action
Example
The court invalidated the contract because it violated federal regulations.
法院使该合同无效，因其违反了联邦法规。
The judge invalidated the will due to improper witness signatures.
法官因见证人签字不当，使遗嘱无效。
word family
valid
Adjective
validate
Verb
invalidate
Verb
invalidator
Noun
invalidator
Noun
