| 词汇 | invalidity |
| 释义 | in·val·id·ityAW BrE /ˌɪnvəˈlɪdəti/ NAmE /ˌɪnvəˈlɪdəti/ noun [U ](BrE , specialist ) the state of being unable to take care of yourself because of illness or injury 病弱;伤残;不能自理(formal ) the state of not being legally or officially acceptable 无效;失效 ➡ compare validity |
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