A display buffer in which each character position has a corresponding character position on the display surface.
一种显示缓冲器，其中每一字符位置在显示屏上有一个与之相对应的字符位置。
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。
You may display the kernel ring buffer using the dmesg command, which displays these messages on standard output.
可以使用dmesg命令显示内核环缓冲区，会在标准输出上显示这些消息。
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