她说，“有种感觉不期而至，我完全失去自我感。”

'Something clicked and I completely lost my sense of self,' she says.

youdao

那时我已经对此想法（完全）失去兴趣了。

By that time I had lost (all) interest in the idea.

《牛津词典》

我的认识是他们完全失去了控制。

My impression is that they are totally out of control.

《柯林斯英汉双解大词典》

I lose my interest in philosophy and take up an interest in, I don't know,something that completely doesn't-- organic chemistry holds no interest to me whatsoever.

我失去了对哲学的兴趣，对一个完全不相干的东西-,比如以前完全不感兴趣的有机化学。

耶鲁公开课 - 死亡课程节选