When he talks about seeing the sky rolled up like a scroll he means that quite literally.
当他写道,看见天像书卷一样卷起来时,不要以为他用的是比喻手法。
Imagine if you could do the same with behaviors — if you could just as easily assign behaviors to a table cell, like expand and collapse, highlight or scroll, as you could set its background color.
设想,如果可以这样处理行为——假设您可以像设置其背景颜色那样轻松地将行为分配给一个表的单元格,比如是展开还是折叠,是突出显示还是滚动。
A Slider allows you to pick a value in a (possibly large) integer range using a scroll bar-like approach.
Slider允许使用类似滚动条的方法在(可能很大的)整数范围内挑选一个值。
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