| 释义 |
rack up
上滚，逐行刷新
On a VDU screen, to move all lines up in oneline increments, causing the top line to drop off the screen if it is full. It is the usual procedure when each new line is entered at the bottom of the screen.
在视频显示器(VDU)屏上，以每次添入一行的方式将全部行上移，到屏幕占满时，顶行就会移出屏幕。当每一新行由下而上进入屏 幕时，就是这样的过程。 |