但是在您这样做之前，您必须先了解一下操作范围的概念。

But before you do that, you must learn about the concept of action scopes.

youdao

您并不是必须要这样做，但这是一种很好的做法。

You do not have to do this, but it's good practice.

youdao

最简单的答案是，您可以这样做，但您必须先了解 here-documents。

The short answer is that you could, but you would not have learned about here-documents.

youdao

唔，那可不是容易的哟。我知道不容易。但是您确实必须这样做。

B. Hmm. That won't be easy. I know it won't, but you really must.

youdao

之前，你这样做，你必须确定的数额从您的信用卡债务。

Before you do this, you have to determine the amount of your credit card debt.

youdao

之前，你这样做，你必须确定的数额从您的信用卡债务。

Before you do this, you have to determine the amount of your credit card debt.

youdao