If you draw a diagram on the screen of a tablet computer, like the new Apple iPad, the computer can of course store the drawing as an image.

如果你在平板电脑的屏幕上画一张图表，比如新的苹果iPad，电脑当然能以图画形式将所画的储存。

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You wouldn't draft a letter or sketch a still life with an ink-stained finger, but that's what writing or drawing on a tablet amounts to without the proper tool.

WSJ: The Pen Is Mightier Than the Swipe

Flaws in an athlete's form can be noted by drawing on the screen and easily seen by both coach and athlete using the large screen a tablet provides, and without the need to disturb the camera setup.

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