It can use nearly all existing iPhone apps. These can either run in a small, iPhone-size window in the middle of the screen, which makes them look tiny, or blown up to double size.

几乎所有现有的iPhone应用程序均可用于iPad，既可在屏幕中央以iPhone大小的窗口运行，亦可扩大成两倍的尺寸显示。

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The unibody phone has a 4.3-inch curved glass AMOLED screen with no forward facing buttons; users double-tap to lock and unlock.

这款直板手机使用的是4.3英寸的弧面amoled屏幕，边缘没有物理按键，用户使用双击屏幕来锁屏或解锁。

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If you double-click the new class glyph, you see a screen like this.

如果双击这个新类图标，就会看到屏幕变成如下所示。

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Notifications can be cleared out with a single long-press, chat heads can be dragged around anywhere on the screen, double-tapping a photo marks it as liked, and flipping through status updates is as easy as swiping left or right.

ENGADGET: Facebook Home hands-on (video)

The double king offers a king-size bed, 32-inch flat-screen TV and a European-style bathroom that you'll share with one or two other rooms.

BBC: Daily deal: A night in Seattle

The spacious double king deluxe room features a king-size bed, 42-inch flat-screen TV and a private bath with shower.

BBC: Daily deal: A night in Seattle