To update a complicated software system, the program of update script needs to do lots of work.

项目需要实现软件系统的在线升级，软件系统比较复杂，升级脚本程序需要做多种操作才能完成升级。

youdao

To update a complicated software system, the program of update script needs to do lots of work.

项目需要实现软件系统的在线升级，软件系统比较复杂，升级脚本程序需要做多种操作才能完成升级。

youdao