��可以说 "I have just attended a meeting." 或者 "I have just finished attending a meeting."

这个短语来源于英语中常用的时间状语,"just" 表示刚刚过去的意思,"attend" 表示出席,"a meeting" 指的是一场会议。

下面是一些例句:

I have just attended a conference on sustainable development.
我刚参加完一场关于可持续发展的会议。

I have just finished attending a workshop on team building.
我刚结束参加一场关于团队建设的工作坊。

I have just attended a presentation on the latest marketing strategies.
我刚参加完一场有关最新营销策略的演示。

希望这些信息对你有帮助。