invalid
- adj. 无效的；有病的；残废的
- n. 病人；残废者
- vt. 使伤残；使退役
- vi. 变得病弱；因病而奉命退役
考试真题
- It is invalid in terms of methodology.
出自-2011年6月阅读原文
- Now the company is suddenly claiming that the 2002 agreement is invalid because of the 2006 legislation, and that only the federal government has regulatory power over nuclear issues.
出自-2012年考研阅读原文