In 3d, the arrow keys can be used in lieu of the mouse drag to rotate the image.

在3d中，方向键可以用在鼠标拖拉的地方来旋转图像。

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Each time a mouse drag event occurs, a (possibly quite short) black line is drawn between the saved point and the location of the event.

每次发生鼠标拖动事件时，在保存的点和该事件位置之间就会画出一条黑线(可能很短)。

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When he is on the river will mouse drag a section of the road, and suddenly dive below to go, the mice had to follow toward the river deep drilling.

当他在河里将耗子拖了一段路，俄然往水下潜去时，耗子也不得不跟着往河水深处钻。

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Use this mouse to drag a folder jammed with files and it will seem heavier than dragging an empty one.

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The mouse at Xerox PARC could not be used to drag a window around the screen.

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