In preparation for the celebration, a straw mat is placed on the table, along with a candle holder with seven candles, one black, three red, and three green.
在准备庆祝活动时，桌子上放着一张草席，还有一个蜡烛架，上面有七支蜡烛——一支黑的，三支红的，还有三支绿的。
The black candle represents the African-American people, the red is for their struggles, and the green represents their hopes for the future.
黑色的蜡烛代表非洲裔美国人，红色代表他们的奋斗，绿色代表他们对未来的希望。
While refresh rate deals with the time it takes the hardware to refresh the image, response time refers to how quickly the individual pixels change color from white to black or red or green.
刷新率是硬件刷新图像所需时间，而响应时间是指对于单独的像素而言，它能多快地转换颜色，如从白到黑或红或绿。
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