| 释义 |
| | | | VERB FORMAL | | | | | /ɪnˈvælɪˌdeɪt/ | | | | | 1 | to make something such as a document , contract , or process no longer legally effective 使（文件、合同或程序等）无效；使作废 | Failure to report any changes in your situation may invalidate your insurance policy. 如未能及时通报个人情况变动，保险单有可能因此失效。 | | | | | 2 | to prove that an argument or opinion is wrong 证明（论点、观点）错误 | This study invalidates their earlier research. 这项研究证明他们先前的调查是错误的。 | | | |