It was not long before I realized the enormity of my faux pas.

没过多久我就发现了我有多么的失礼。

《柯林斯英汉双解大词典》

It was a long time before the cleanup was finished.

过了好久才清理完毕。

youdao

It was not long before a helicopter arrived on the scene to save the survivors of the plane crash.

没过多久，直升机就到达现场，拯救坠机事故中的幸存者。

youdao

As president, it was not long before he got into trouble in the battles of politics and government.

VOA: special.2010.02.18

I mean it's understandable-- this was before 1879 which was when Red Cliff was founded, and long before Harvard became co-ed.

这是可以理解的-,那是1879年之前，雷德克利夫学院还没成立，远在哈佛成为男女合校之前。

哈佛公开课 - 幸福课课程节选

The majority of Englishmen were calling for the return of their nation's rightful monarch. It wasn't long before the revolution failed and the Stuart monarchy was restored.

大部分英国人都在呼吁国家的,合法君主归位，不久,革命失败了，斯图亚特王朝复辟。

耶鲁公开课 - 弥尔顿课程节选

Because while the drug was taken off the market in the early 1960s as a cure for nausea, it was not long before researchers found it was remarkably effective in treating other conditions.

BBC: Thalidomide: a curse and a blessing?

During his first week with the Derbyshire team, his blond hair was turned black after members of the senior team rubbed boot polish into his scalp, but it was not long before he was gaining the players' respect on the training pitch.

BBC: Davies call-up long time in the making

That McAlister cameo showed just what a threat he was, though, and it was not long before that threat was converted into points.

BBC: New Zealand 18-20 France