Declaring a new struct type is simple.

定义一个新的struct类型很简单。

youdao

Name this parameter start and set its direction as In ,and then from Browse type dialog, select Point struct as its type.

将该参数命名为 start，并将其方向设置为 In，然后在 Browse type 对话框中，选择 Point struct 作为类型。

youdao

Is a class (or struct) that implements a more-derived interface also required to state in its base type list that it is implementing all of those less-derived interfaces?

一个实现了派生程度较高的接口的class或者struct必须要在其基类型列表中声明它实现了那些派生程度较低的接口吗？

youdao