These include sliders, scroll bars, dials, and a few others.

还包括滑动器、滚动条、刻度盘和其它一些构件。

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You pass in flags to create scroll bars and to tell the text to wrap.

通过传入标志，创建滚动条，并告诉文本换行。

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Note that these scroll bars appear only for those containers that extend the Container class.

注意，这些滚动条仅出现在扩展 Container 类的容器上。

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From the bars of Seoul to those of London this summer, people will be showing off smart scroll, gesture control and of course those screens.

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