chalk off

动词

To set off an area or shape with chalk.
To record a score or event, as if on a chalkboard.
To disallow or cancel
To chalk (someone) up dismissively or jeeringly. (transitive) · We had chalked him off as an idiot!
To dismiss or be dismissive towards (someone or something); to reject (someone or something). (transitive) · He seemed like an idiot, so I chalked him off.
To deduct from something; to separate from something. (intransitive) · The funds are going to be chalked off from the events fund.
To mark off (something). (transitive)
To kill (someone). (slang, transitive)

+ 加入复习

在真实文章中学习chalk off

注册免费账号后，在图书馆中把鼠标悬停在任何单词上即可看到意思，还能听朗读、收藏单词并按你的记忆安排复习，看到每本书你已经认识多少。