a social event for a group of people who have not seen each other for a long time

We're having a family reunion next week. 我们下周有一个家庭团圆会。

The college has an annual reunion for former students. 这个大学每年度为校友举行一个聚会。

a situation when people meet again after they have not seen each other for a long time

She had a tearful reunion with her parents at the airport. 她和父母在机场重逢，流下了眼泪。