可以用拖动手指的方法来移动对象，通过两根手指伸展或捏紧的方法来缩放对象，把手指移出屏幕边缘则可取消操作。
Objects can be moved on the screen by dragging them with a finger, made bigger or smaller by spreading or pinching them with two fingers, and discarded with a flick off the screen's edge.
而iphone这样的新一代智能手机则装备了平衡感应装置，让你能够通过振动手机来实现很多操作
The new generation of smart phones like the iPhone all now have tilting mechanisms or you can shake the device to do one or more things.
本教程将通过动手实践的方法说明Web服务互操作性问题。
This tutorial teaches you about web service interoperability issues with a learn-by-doing approach.
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