She caught herself wondering whether she had made a mistake.

她发觉自己在怀疑是否犯了错误。

《牛津词典》

I only want - "She caught herself but not in time."

我只要——“说到这里，她停顿了，但已经为时过晚。”

youdao

The visit by the two detectives had left her shaken, and allafternoon she had caught herself making careless mistakes.

两位警察的到访，让她陷入震惊，一整个下午心不在焉、错误连连。

youdao

And yet sometimes she caught herself wondering: Will life always go by this fast?

FORBES: Career Women And The New Definition Of Success

The other girl, running, saw her suddenly tip forward over the rabbit, and topple towards the road, but at the last minute her hand came out and she caught herself.

NPR: Excerpt: 'Sabriel'

Shirley Huntley, a Queens Democrat, made numerous recordings of her meetings over several months last year after she was herself caught on an incriminating wiretap.

WSJ: Feds: Disgraced NY senator recorded colleagues