These frames include vertical wooden panels of different widths which can slide across the frames and control the inner light as necessary.

框架由宽度不同的纵向木制面板组成，这些面板不但可以沿着框架滑动，还可在必要时控制内部的光线。

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These frames include vertical wooden panels of different widths which can slide across the frames and control the inner light as necessary.

框架由宽度不同的纵向木制面板组成，这些面板不但可以沿着框架滑动，还可在必要时控制内部的光线。

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