正如前面提到的，断言用来确保有效状态。

Assertions are used to ensure valid states, as previously mentioned.

youdao

正如前面提到的，有许多种文件系统和媒体。

As I mentioned, there are many types of file systems and media.

youdao

正如前面提到的，这是构建语言的综合方法。

This, as I mentioned before, is the compositional approach to building up a language.

youdao

Before that, as I said before, insurance is really the same thing as securities.

在这之前,正如我前面所说,保险实际上和证券是一回事

耶鲁公开课 - 金融市场课程节选

When we call init, it's going to create the instance, all right, just as we said before.

好，正如我们前面所受的，但是尤其是，它会去用self来引用这个实例。

麻省理工公开课 - 计算机科学及编程导论课程节选