把这口井的数据做个备份。

Make a copy for the data of this well.

youdao

前景如此凄惨，以至于我忘了做个备份。

The prospect had been so bleak that I conveniently forget to purchase a copy.

youdao

这也同样意味着你所修改的内容在你的系统上只有唯一的一个版本，因此你最好做个备份。

It also means that you're editing the only version of the file on your system, so you'd better make a backup of the folder content.

youdao