unversed
adjective uk/ʌnˈvɜːst/ us/ʌnˈvɝːst/
不精通的;不熟练的
not knowing a lot about a particular thing or having experience of it
The article was difficult to follow for a reader unversed in the subject. 读者如果对这一主题不熟悉就很难理解这篇文章。
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