并且那个操作是在其它操作之前的。

And that operation is being performed before others.

youdao

该访问局限于开始加载操作之前已经存在的数据。

The access is restricted to data that existed prior to the start of the load operation.

youdao

对电路板进行操作之前，必须要除去身上的静电。

Before working with electronic boards it's necessary to get rid of static electricity.

youdao

As we saw before, it simply concatenates them together and gives me back a longer string.

和我们之前学过的一样,这个操作会把两个字符串连接起来。

麻省理工公开课 - 计算机科学及编程导论课程节选

And that operation is being performed before others.

并且那个操作是在其它操作之前的。

哈佛公开课 - 计算机科学课程节选

There is the basic thing we did before, right?

这是我们之前做的那些基本操作？

麻省理工公开课 - 计算机科学及编程导论课程节选