光栅操作模式说明了GDI是如何组合输出操作中的颜色，包括当前画刷、可能的源位图和目标位图。

Raster operation codes define how GDI combines colors in output operations that involve a current brush, a possible source bitmap, and a destination bitmap.

youdao

除画笔之外，你也可以将GDI对象用于创建填充封闭区域的画刷，用于字体，用于位图和用于其它GDI方面。

Besides pens, you also use GDI objects for creating brushes that fill enclosed areas, for fonts, for bitmaps, and for other aspects of GDI.

youdao

- Is it a character of eight bytes -- sorry -- eight bits, eight bits, eight bits, and I've done the same picture on the board.

它是一个8字节的字符--对不起-,8位，8位，8位，我在黑板上画了个一样的图。

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