mishaps

I’m afraid your son had a slight mishap in the playground.

不好了，你儿子在操场上出了点小意外。

A mishap prevented him from attending the routine meeting of the company.

"他遇到一件不幸的事,使他不能来参加公司的会。"

They arrived at their destination without any mishaps.

他们毫无差错地到达了目的地。