Definition
When individuals in a group form pairs to engage in an activity, or when you actively assign them into pairs.
分成几对；配对
The teacher paired the students off for group discussions.
老师将学生们分组进行小组讨论。
At the party, we were paired off randomly to play a game.
在派对上，我们被随机配对来玩游戏。
She always pairs off the guests to ensure everyone gets to know each other.
她总是将宾客配对，以确保每个人都能互相认识。