It is just that the system has been in business long enough for most of us to be oblivious of that fact.

仅仅是由于这个制度已经运行了足够长的时间，以至于我们中的大多数没有察觉到这个事实。

youdao

Most people are totally oblivious to their own body language, so the discipline of controlling these gestures can be quite challenging.

因为多数人对自身的体态语都毫无察觉，所以有意去控制肢体动作有相当大的难度。

youdao

In other words, it is oblivious of where the wind happens to be blowing from, which simplifies load-handling in places where the wind is fickle.

换句话说，它可以无视风从何方吹来，从而简化了在风变化无常之地的装卸。

youdao

North Koreans authorised to speak to visitors appear to be oblivious of their guests' annoyance at such privations.

ECONOMIST: All the misery of Maoism with none of the redeeming features

Stranger still, was the fact that the first time I sat on a tube train, many of the passengers seemed to be totally oblivious to the startling contents at the front of these papers, and were reading them backwards - starting with the sport pages, not even reading the pages where an attempt at telling the news might be.

BBC: A Hamster ate my Granny!

Does your boss seem to be asking too much of you, seemingly oblivious to the amount of work you already have on your plate?

FORBES: Is it past time you engaged in a "Courageous Conversation?"