Noun:

1. a piece of work that exploits or builds on earlier work;

   "his new software is a follow-up to the programs they started with"
   

2. an activity that continues something that has already begun or that repeats something that has already been done

3. a subsequent examination of a patient for the purpose of monitoring earlier treatment

sequeln.结局；后果；续集；续篇

continuationn.继续；延续；续集

additionn.增加；加法；附加物

supplementn.增刊；补充物vt.增补；补充

complementvt.相辅相成n.补足物；补语；余角

developmentn.发展；开发；生长；进展；[摄]显影；新开发区

followupn.后续工作adj.后续的，增补的

reviewn.复习；回顾；检讨；评审vt.检阅；评论；温习；检讨vi.写评论

reexaminationn.重考；再检查；再审问

1. Please confirm the content by return mail for subsequent follow-up.
   请回复确认邮件以便后续跟进。
2. As a follow-up to the television series the BBC is publishing a book.
   英国广播公司在播放那部电视连续剧以后,即将出版一部有关的书。