A semi transparent notification bar (see screenshot below), slides down from the top of the screen when you update your status via the Web.

当用户通过网页更新Twitter状态时，会从网页上方滑出一个半透明的通知栏。

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Multiple notification bar: on Android, there is a handy pull down area where you can see all of your recent notifications, like for your new messages or new voicemails.

多通知栏：在Android系统里有个便捷的下拉区域，可以让你看到当前所有的通知，比如新短信或新语音讯息。

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It highlights a unique aspect of the notification bar that lets you know what song is currently playing, and control pause and play without having to go back into the application.

它突出显示了一个通知栏独一无二的方面，使得你可以知道当前正在播放的是哪首歌曲，控制它暂停或播放，而不用回到应用程序中。

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The notification bar, camera UI and other menus also have a much different look.

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New "views, " toggled from a space right under the notification bar, are essentially glorified folders, and the "quick access area" is much like the functionality offered by years-old "Today"-style themes for the handset.

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And Apple, which has yet to include indoor maps in its Maps app, is nevertheless employing indoor positioning technology in its Apple Store app to push Genius Bar customers a check-in notification as soon as they enter the retail store.

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