SpeedPro CEO Paul Brewster. Credit: SpeedPro
请解释为什么第三个人会这样回答，并分析每个人的推理过程。
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For example, using DECSTBM you could say “set the top margin to line 5 and the bottom margin to line 10, then scroll up 1” - this “scrolls” the region you’ve described by deleting line 5, shifting everything else in the region up by 1 line, and inserting a new line at line 10.
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