我耽搁了–家里有事意外发生。

I was delayed – something came up at home.

《柯林斯英汉双解大词典》

如果有什么意外发生或者它确实损坏了，这部手机三年无条件保修。

Should the unthinkable happen and it does break down, the phone comes with a three-year unconditional guarantee.

youdao

换句话说，你能期待意外发生，但不能强求。

In other words, you can expect the unexpected, but you can't manifest it.

youdao

Suppose we don't know what economic circumstances we'd be born into and what kind of contingencies we'd have in life.

假设我们不知道,将会在怎样的经济环境中生存,而生命中又会有怎样的意外发生。

耶鲁公开课 - 金融市场课程节选

We developed buddy systems so that people would have people to go with them on the trains, if they are taking buses, no one would go around by themselves there is just kind of anxiety to what might happen.

我们形成了结伴制度,让人们结伴搭乘火车，如果他们乘坐公车的话，没有人会单独出行,对可能发生意外的焦虑在空中弥漫。

普林斯顿公开课 - 人性课程节选

They would tell these women, you know, if you buy life insurance on your husband, then should anything happen your husband can love and protect you from beyond the grave.

他们会告诉这些女人,如果你为你的丈夫购买了寿险,那么万一有意外发生,你丈夫的在天之灵仍会保佑你渡过难关

耶鲁公开课 - 金融市场课程节选