oblivious /əˈblɪvijəs/ adjective Learner's definition of OBLIVIOUS
[more oblivious; most oblivious]
: not conscious or aware of someone or something不注意的;未察觉的 —
usually + of or to -
He was completely oblivious of [=unaware of] the fact that he'd offended them.他完全没有意识到自己已经冒犯了他们。
-
She kept dancing, oblivious to everyone around her.她一直在跳舞,对于她周围的人毫无察觉。
— obliviousness
noun [noncount]