1
unaware of sth
介词 of 不可省略。
She was unaware of the danger.
她没有意识到危险。
未察觉的；不知道的
先理解核心含义，再看它在真实句子里的用法。
未察觉的；不知道的
not aware or informed; lacking knowledge
She was unaware of the danger.
她没有意识到危险。
常与 of 连用
未察觉或不知晓；缺乏知识；不留心。
Not aware or informed; lacking knowledge; unmindful.
(常跟随“of”)未意识到的
(often followed by `of') not aware
未注意,不加留意,粗心,疏忽；不知不觉的。
Not noticing; paying no heed; thoughtless; inattentive; oblivious.
She was unaware of the time, so she missed her appointment.
她没有注意到时间，所以错过了预约。
AI contextual example
He seemed completely unaware that his phone was ringing.
他似乎完全没有意识到他的电话在响。
AI contextual example
Many people are unaware of the risks of smoking.
许多人没有意识到吸烟的风险。
AI contextual example
seemed unaware of the scrutiny
似乎没有意识到他人的审视。
WordNet
介词 of 不可省略。
She was unaware of the danger.
她没有意识到危险。
that 从句常表示一个已知事实。
He was unaware that the meeting had been canceled.
他不知道会议取消了。
Not this
He unaware of the risks.
Use this
He is unaware of the risks.
中文中形容词可直接作谓语，但英语中作表语时必须加系动词be，所以不能说He unaware，而要用He is unaware。
Not this
He was unaware to the problem.
Use this
He was unaware of the problem.
unaware后接介词of，不能像某些形容词（如unused to）用to，这是固定搭配。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
没有意识到
He seemed unaware of the danger.
他似乎没有意识到危险。
完全不知道
She was completely unaware of the changes.
她完全不知道这些变化。
幸福地不知道（指对负面事情一无所知）
They went on with their plans, blissfully unaware of the problems ahead.
他们继续自己的计划，幸福地不知道前路的问题。
似乎没有意识到
The driver was seemingly unaware of the traffic light.
司机似乎没有注意到红绿灯。
完全不知道
He was totally unaware that he had offended her.
他完全没有意识到自己冒犯了她。
相当不了解
Many people are quite unaware of the risks involved.
很多人相当不了解其中的风险。
猝不及防
The sudden storm caught us completely unaware.
突如其来的暴风雨让我们完全猝不及防。
浑然不知
She was blissfully unaware of the chaos around her.
她对周围的混乱浑然不知。
Use unaware naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆法：un + aware, aware是'知道'，加上un就是'不知道'。
通常用于正式或中性语境，多与介词 of 连用，表示未意识到某事。
常与介词of连用，或接that从句。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.