形容词
中文翻译：Unknown
同义词：
['unconscious', 'indifferent', 'uncaring', 'unaware']
例句：
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1. She was completely oblivious to the fact that she had broken her glasses.
她完全不知道她已经打碎了她的眼镜。
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2. The driver was oblivious to the danger and continued driving at high speed.
司机对危险毫无意识，继续以高速行驶。
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3. He was so oblivious to the fact that he had forgotten his keys.
他完全忘记了自己忘记带钥匙的事实。