To add an item to the tree, simply call AddItem and give it a pointer to the type of object being stored.

要向这棵树添加一个子项，可以简单的调用AddItem并传一个指针给它，用来存放添加后的对象。

youdao

To add an item to the tree, simply call AddItem and give it a pointer to the type of object being stored.

要向这棵树添加一个子项，可以简单的调用AddItem并传一个指针给它，用来存放添加后的对象。

youdao