This is just needed to tell ObjectGrid that in a complex graph of objects, the Employee object is the parent or root object.

这仅仅是为了告知objectgrid在复杂的对象图中，Employee对象是父对象或根对象。

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This technology is used to distinguish all kinds of simple and complex graph elements on screen precisely.

影子显示位图技术用于精确地识别显示在屏幕上的各种简单的和复杂的图形元素。

youdao

This technology is used to distinguish all kinds of simple and complex graph elements on screen precisely.

影子显示位图技术用于精确地识别显示在屏幕上的各种简单的和复杂的图形元素。

youdao