【法】 不能预料的事故

恐怕这意想不到的事故会把今天的晚宴搞糟。

还在讨论此次瓦斯爆炸 的以外事故.

unexpected

unexpected

sudden unexpected unexplained death

Anything unexpected may happen. a bolt from the blue;out of the blue

producean unexpected winner; a dark horse bobbing up

Unexpected adverse event

unexpected

produce an unexpected winner; a dark horse bobbing up