駅の改札で元恋人と鉢合わせした。
I ran into my ex at the station ticket gate.
会議室の前で部長と鉢合わせして、気まずい思いをした。
I bumped into the department head outside the meeting room, and it was awkward.
二人が鉢合わせしないように、来る時間をずらしてもらった。
I had them come at different times so the two of them wouldn't run into each other.