A frame element provides a consistent place for a diagram's label, while providing a graphical boundary for the diagram.

当为图提供图形化边界时，一个框架元件为图的标签提供一致的位置。

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But those recordings can’t tell the computer anything useful about joints and limbs on their own, so programmers dive into the raw data and hand-code it to label each body part (at each frame!).

但没有告诉计算机有效的信息，比如哪里是关节，哪里是四肢等。 程序员需深入分解原始数据，为身体各部分，进行人工编码。

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