然后他们增加了白色，黑色和四个灰色单元达到共计38个色彩选项。
They then added white, black and four shades of gray for a total of 38 options.
可以接受所有这些更改，但是拒绝选项已显示为灰色。
All of these can be accepted, but the option to reject is grayed out.
如果不使用此设置，则启用表单模拟的选项将显示为灰色。
If you do not use this setting, the option to enable form simulation is grayed out.
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