Back in 2002, Bill Gates, Microsoft began selling tablet concept, "tablet PC is a no flip, no keyboard, small enough to put mobile PC ladies handbags."

因为早在2002年，微软比尔·盖茨就开始推销平板电脑的概念，“平板电脑就是一款无须翻盖、没有键盘、小到足以放入女士手袋的移动PC。”

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There and 500 built-in challenges, and you can drag, rotate and flip pieces with either the mouse or the keyboard.

在那儿和 500 次固定的挑战，和你能够拖着走，跟或者鼠或者键盘一起旋转和弹部分。

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As expected, the P910 improves on its predecessor, the P900, by adding a flip-out QWERTY keyboard.

ENGADGET: The Sony Ericsson P910 is real....we think

They include the widely praised Aspire R7, which features a hinge-attached pad that holds up the touchscreen and allows users to pull the screen closer or flip it over the keyboard, transforming it into a tablet.

NPR: Taiwan Makers Showcase Computers At Computex

There are devices with detachable keyboard, and others that flip and swivel.

FORBES: Intel: New Laptop Chips, New Ultrabooks To Debut At IDF