可以使用与屏幕样式相同的颜色定义，让打印设备以默认方式将它们显示为不同的灰色底纹。
We could have used the same color definitions as the screen styling, and left the defaults of the print device to work out the grayscale shade.
可以使用与屏幕样式相同的颜色定义，让打印设备以默认方式将它们显示为不同的灰色底纹。
We could have used the same color definitions as the screen styling, and left the defaults of the print device to work out the grayscale shade.
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