形容詞 oblivious:

1. (followed by `to' or `of') lacking conscious awareness of
   同義詞：unmindful
2. failing to keep in mind
   同義詞：forgetful

1. Devoid of scruples; oblivious to or contemptuous of what is right or honorable.
   毫無顧忌的全無顧忌的; 忘了何為正確或光榮的或?qū)φ_的或光榮的事物輕蔑的
2. The speaker ground on, oblivious of his listeners' boredom.
   演說者嘮嘮叨叨，沒注意到聽眾的厭煩情緒。
3. I am oblivious to what was happening.
   我對(duì)發(fā)生的事情沒有記憶了。
4. I was oblivious of my surroundings.
   我沒有注意到周圍的事物。

o.bliv.i.ous

adj.（形容詞）
Lacking all memory; forgetful.
健忘的；忘卻的
Lacking conscious awareness; unmindful.See Synonyms at forgetful
不知不覺的；不自覺的參見 forgetful

【引伸】
obliv.iously
adv.（副詞）
obliv.iousness
n.（名詞）
In an earlier surveya majority of the Usage Panel accepted the use of bothof and to with oblivious:
在早期調(diào)查中，大多數(shù)用法專題使用小組的成員接受of 和 to 與 oblivious的連用：
例句：
The party appeared oblivious to (or of ) the mounting pressures for political reform.
這個(gè)政黨好象忘記了（或 of ) 政治改革的沉重壓力