It also fits into an optional dock that connects to a keyboard and mouse, converting the phone into a laptop.
它还配有一个可选的底座，可连接到键盘和鼠标，将手机转化为笔记本电脑。
The company also sells a $69 accessory physical keyboard that features a dock at the rear to hold the iPad upright.
苹果还出售价格69美元的物理键盘配件，它后面有一个托，可以把iPad立起来。
Apple offers an external keyboard accessory (above), so you can dock the iPad.
苹果提供了外接的键盘附件(如上图所示)，所以你可以把iPad安置在桌面上。
Apple offers an external keyboard accessory (above), so you can dock the iPad.
苹果提供了外接的键盘附件(如上图所示)，所以你可以把iPad安置在桌面上。
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