With the back button, you see the title of the previous view.

使用向后按钮，您会看到前面视图的标题。

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You've already seen in the previous section how to add a Restore button.

通过上节的介绍，您已经了解了如何添加Restore按钮。

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You've already seen in the previous section how to add a Restore button.

通过上节的介绍，您已经了解了如何添加Restore按钮。

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