紧跟其后活动英语怎么说

"紧跟其后活动" 可以翻译为 "follow-up activity"，或者 "activity that follows afterwards"。这个短语来源于英语中表示事情发生顺序的常用短语之一。例如：
After the meeting, there will be a follow-up activity to discuss next steps. (会议后，我们将进行紧跟其后的活动来讨论下一步的工作。)
The follow-up activity was to send out a survey to gather feedback. (紧跟其后的活动是发送一份调查问卷来收集反馈。)
The training program concluded with a follow-up activity to review what we learned. (培训课程以紧跟其后的活动——回顾我们学到的内容——结束。)