Typically with DS games, for example first-person shooters, the aiming would be handled by using the stylus on the touch pad, sort of like a mouse.

以DS平台上的第一人称射击游戏为例，“瞄准”操作需要玩家用触摸笔在触摸屏上来回滑动，就像操作笔记本鼠标一样。

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While Windows 8 will work with a mouse or touch pad and a keyboard, it will be heavily oriented toward tablet-type touch-screen navigation.

WSJ: Your Next Laptop Is Worth Waiting For

He also got me thinking about a box that has been sitting on my desk for several weeks: A Microsoft Touch Mouse, which features a surface studded with touch sensors, so you can perform gestures on the mouse, the same way you might on a touch pad.

FORBES: Non-Intended Uses For A Microsoft Touch Mouse