invalidation

/ɪnˌvælɪˈdeɪʃn/
📚 41788
the act of saying that a document, contract, election, etc. is no longer legally or officially acceptable.

noun [具体名词] 失效;无效

The copies of the data are determined to be fresh or stale based on the communication of invalidation messages. 系统将根据无效消息的通信确定数据副本是新鲜的还是陈旧的。

后缀: tion 【noun】 表示某种行为、状态或结果 - indicating an action, process, or result 原词: invalidation 是通过后缀 【tion】 构成的派生词
单词造句: