A class reunion is a special day for old classmates to re-unite for a while.
对那些老同学来说，班级校友会是重聚的特殊日子！
2
Before the advent of tools such as Person Finder it was much harder to compare the information gathered by separate agencies and help to re-unite families and friends.
在如亲友搜寻这样的服务之前依靠人工搜寻匹配各种不同机构的信息来帮助亲朋好友是非常困难的。
3
UNICEF will also work with partners to prevent the separation of children from their families and speedily re-unite children with their families when they are separated.