To keep this example fairly simple, you wll use one of the predefined queries.

为了保证这个例子尽可能的简单，您将会看到一个预先定义的查询。

youdao

To keep this example fairly simple, you wll use one of the predefined queries.

为了保证这个例子尽可能的简单，您将会看到一个预先定义的查询。

youdao