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。
Multi-touch is essential in this model, users will expect to pick up an item with one finger and scroll the screen with another.
在这套框架下多点触摸变得很基本，用户可以用一根手指摁住物体，同时另一根手指滚动屏幕。
This makes it easy to pick out elements that are in the task context when you scroll through a long list of elements.
这便于您在查看一长串的元素时快速挑选任务上下文中的元素。
The average 3-year-old can pick up an iPhone and expertly scroll through the menu of apps, but how many 7-year-olds can organize a kickball game with the neighborhood kids?
3岁左右的孩子能拿起一台iPhone，娴熟地滚动菜单，但有多少7岁大的孩子能组织一场与邻家孩子的足球赛？
All right, first of all, on the web, when you're on the web and you want to scroll down, don't pick up the mouse and use the scroll bar.
好的。第一，在网络上，当你面对网页的时候你想要向下滚动（网页）。不要拿起鼠标接着下拉滚动条。
All right, first of all, on the web, when you're on the web and you want to scroll down, don't pick up the mouse and use the scroll bar.
好的。第一，在网络上，当你面对网页的时候你想要向下滚动（网页）。不要拿起鼠标接着下拉滚动条。
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