The obvious disadvantage to this was that all processes had access to the frame buffer, so could corrupt the display easily and synchronizing drawing between applications was very difficult.

这一设计明显的缺点是所有的进程都能访问帧缓冲，所以很容易导致显示问题，而且在不同应用程序间的同步绘图十分困难。

youdao

With such a display, each dot, or pixel, on the screen corresponds, or is "mapped," to a bit in the screen buffer.

用这个显示方法，萤幕上的每一点或光点相对或“图记”于荧幕缓冲器内的一数元。

youdao

If the two dimensional array doesn't fit into the operating system display buffer, return an error back to the caller.

如果不适合在操作系统中显示缓冲区的二维数组，返回给调用者返回一个错误。

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