invalidate

中英词典

词性

动词

invalidate [ɪnˈvælɪˌdeɪt]

形容词

invalidated [ɪnˈvælɪˌdeɪtɪd]

名词

invalidation [ɪnˌvælɪˈdeɪʃən]

词义

动词

1. 使无效；使作废

形容词

1. 无效的；作废的

名词

1. 无效化；废止

词语辨析

invalidate与annul都可表示“使无效”，但invalidate更常用于法律、合同或证据等方面，而annul则更常用于婚姻、协议或法律文件等方面。此外，invalidate还可表示“否定”或“驳斥”某个理论、观点或主张。

词汇扩充

• invalidation of a contract 合同的无效化
• invalidation of a claim 要求的作废
• invalidate a ticket 使票无效
• invalidate a passport 使护照作废

近义词

1. annul
2. void
3. nullify
4. cancel
5. revoke

反义词

1. validate
2. confirm
3. approve

柯林斯词典

invalidate (ɪnˈvælɪˌdeɪt)

1. 使无效；使作废
2. 驳斥；证明…虚假

牛津词典

invalidate (ɪnˈvælɪˌdeɪt)

1. 使无效；使作废
2. 证明（某事物）无效；驳斥

用法

invalidate常与以下介词连用：by、through、with。

例句

1. His argument was invalidated by the lack of evidence.（没有证据，他的论点成为无效。）
2. The court invalidated the contract due to a breach of terms.（法院由于违反条款，使合同无效。）
3. The lawyer invalidated the witness's statement with contradictory evidence.（律师通过矛盾的证据使证人的陈述失效。）
4. The new law will invalidate all existing agreements.（新法律将使所有现有协议作废。）
5. Failure to sign the document will invalidate the application.（未签署文件将使申请无效。）
6. He tried to invalidate her argument, but she had strong evidence to support it.（他试图否定她的论点，但她有强有力的证据支持。）
7. The court invalidated the will because it was not properly witnessed.（法庭认为遗嘱没有得到妥善的见证，因此使其无效。）
8. The scientist presented new research that invalidated the previous theory.（科学家提出了新的研究，否定了之前的理论。）
9. The judge ruled to invalidate the confession, as it was obtained under duress.（法官裁定否定这份供词，因为它是在威逼利诱下获得的。）
10. The new evidence invalidates the previous conclusion.（新证据使之前的结论无效。）
11. The court invalidated the contract on the grounds of fraud.（法院以欺诈为由使合同无效。）
12. The judge invalidated the witness's testimony due to inconsistencies in his statements.（法官因证人陈述不一致而使证词无效。）
13. The company has a policy to invalidate any warranty if the product is tampered with.（如果产品被篡改，公司将作废任何保修。）
14. The court invalidated his claim after finding evidence of fraud.（法院在发现欺诈证据后宣布他的要求无效。）
15. The researcher conducted experiments to invalidate the hypothesis.（研究人员进行了实验来证明假设的无效。）
16. This study invalidates the previous findings.（这项研究否定了以前的发现。）
17. The court invalidated the marriage due to undisclosed information.（由于未披露的信息，法院宣布婚姻无效。）
18. His actions invalidate his claim to be an honest person.（他的行为否定了他是一个诚实的人的说法。）
19. They tried to invalidate her testimony by questioning her credibility.（他们试图通过质疑她的可信度来否定她的证词。）
20. The judge invalidated the contract, stating that one party had coerced the other into signing it.（法官宣布合同无效，称其中一方强迫另一方签署。）
21. He provided evidence to invalidate the allegations against him.（他提供了证据来否定对他的指控。）