The word pace means the speed.

节奏这个词的意思是速度。

Well, pacing means the speed of something.

好吧，节奏意味着某事的速度。

There's more discs serving content, which means more speed.

有更多的光盘提供内容，这意味着更快的速度。

And the yellow light means speed up.

黄灯表示要加速了。