back-up copy

[计] 副本

back-up copy

1. So I make sure I still keep a back-up copy on my office PC
    所以我保证在我的办公室电脑上留一份备份

2. Customer may install and use one copy of the SOFTWARE on a single computer, and except for making one back-up copy of the Software, may not otherwise copy the SOFTWARE.
    客户可以安装和一台计算机上使用该软件的一个副本，除了一个备份软件拷贝，不得以其他方式复制软件。

3. Make a back-up copy of this kernel source tree using the command
    使用下面的命令制作内核源代码树的一个备份拷贝

4. Unfortunately these days the term archives is used extremely loosely: for example the computer term'archive'usually means making a back-up copy of data.
    不幸的是，档案这一术语当下被极度滥用：例如，计算机术语的“档案”通常指的是备份数据。

5. Thou shalt back-up thy database faithfully, working not on thy production database, but on the prototype copy, as it is right and good to do.
    你应当备份你的数据库，不要在产品数据库上进行工作，而应当在原型副本上工作，这才是正确的方法。