be unknowledgeable about sth
通常后接介词 about 引出缺乏知识的领域。
He is unknowledgeable about current events.
他对时事一无所知。
因缺乏相关信息或知识而不知道的
unaware because of a lack of relevant information or knowledge
He was unknowledgeable about the new software, so he asked for help.
他对新软件一无所知，于是请求帮助。
用法提示：作形容词，表示因缺乏知识而不知道，后接介词about。
Her unknowledgeable comments on the topic showed she hadn't done any research.
她对这个话题的无知评论表明她没有做任何研究。
用法提示：作定语修饰comments，表示缺乏知识的。
The committee remained unknowledgeable of the changes until the meeting.
委员会直到会议时才得知这些变化。
用法提示：作表语，后接of表示对某事不了解。
通常后接介词 about 引出缺乏知识的领域。
He is unknowledgeable about current events.
他对时事一无所知。
与 remain 连用表示持续的无知状态。
Despite the training, she remained unknowledgeable on the topic.
尽管接受了培训，她对这个话题仍然一无所知。
grammar · medium
易错句子He is an unknowledgeable.
正确表达He is unknowledgeable.
unknowledgeable 是形容词，不能直接用作名词，前面加不定冠词 'an' 是错误用法。应去掉冠词，直接作表语。
grammar · medium
易错句子He is unknowledgeable of the new policy.
正确表达He is unknowledgeable about the new policy.
unknowledgeable 通常与介词 about 连用表示在某个方面缺乏知识，而 'of' 常用于 unaware 或 ignorant。应改为 about。
ignorant 常带有贬义，指完全缺乏知识或常识；unknowledgeable 更中性，仅指缺乏特定信息或知识。
uninformed 侧重于缺乏相关信息或消息，与 unknowledgeable 非常接近，但 unknowledgeable 强调缺乏知识而非即时信息。
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