A chance meeting with a supplier at the trade fair led to a new contract.

在商展上與一位供應商偶然相遇，促成了一份新合約。

Our hiring manager found her through a chance conversation at the airport lounge.

我們的招募經理是在機場貴賓室的一次偶然交談中發現她的。

The billing error was a chance discovery made during a routine customer call.

這個帳單錯誤是在一通例行客服電話中偶然發現的。