invalidate
英 [ɪnˈvælɪdeɪt]
[VERB]
invalidates , invalidating , invalidated
1. [T 及物动词] 使无效
If something invalidates something such as a law, contract, or election, it causes it to be considered illegal.
近义词
nullify , falsify
反义词
双语例句
例：An official decree invalidated the vote in the capital.
一项官方法令使首都的投票失去了效力。
例：A contract signed now might be invalidated at some future date.
今天签署的合同可能在将来某天就会无效。
2. [T 及物动词] 驳倒
To invalidate something such as an argument, conclusion, or result means to prove that it is wrong or cause it to be wrong.
双语例句
例：Any form of physical activity will invalidate the results.
任何形式的身体活动都会证明这些结果是错误的。
例：Some of the other criticisms were invalidated years ago.
其他的一些批评多年以前就被驳倒了。
VERB. 动词
关注新东方在线考雅课程中心
免费获取雅思备考资料包
资料下载
雅思口语题库
扫码添加助教回复【口语题库】免费领取
公开课
编辑推荐