露营地被突发的洪水淹没。

The campsite was deluged by a flash flood.

《牛津词典》

突发的行为会引起你与亲戚间的矛盾。

Abrupt action will cause difficulties with relatives.

youdao

那么，上周伦敦突发的冲突究竟是因何而起的呢？

So, where do sudden conflagrations such as those in London last week come from?

youdao

The company has to have enough money on hand to pay out in the case of default.

保险公司必须储备足够的资金,以应对突发的保险事故

耶鲁公开课 - 金融市场课程节选

I always worry about people who have such important businesses because some big deal may become in crisis or something; people like that have trouble sometimes adhering to a schedule.

我时常担心,这些人事务缠身,可能会因为某些突发的危机或别的事情,而改变自己的日程

耶鲁公开课 - 金融市场课程节选

The other is that some places where the disease occurs the governments are not stable, or there might be civil unrest or civil wars and that makes it very difficult to orchestrate giving vaccines when there's other things happening in the country that are of more immediate concern.

另一个原因是,一些疾病发生地区,当地的政局不那么稳定,或者有动乱和内战,当在一个国家内发生许多,突发应急事件的时候,疫苗的分派发放会变得非常困难

耶鲁公开课 - 生物医学工程探索课程节选