当鼠标指针下的对象是一个表示CM IS知识库，或者CM IS文件夹的节点，它就返回true；否则，就返回false。

It answers true when the object below the mouse pointer is a node representing a CMIS repository or a CMIS folder; otherwise, it answers false.

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在实际例子中，将显示器顶部的滑块指针稍微向右移动一点(就是将鼠标指针放在它上面，按下鼠标左键拖动，然后释放鼠标左键)。

In the working example, move the slider pointer at the top of the display a bit to the right (that is, grab it with your mouse pointer, drag it over, then release the first button).

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我们时常看到程序在某个状态下改变鼠标指针（也称为X指针）的外形。

Often we see programs that modify the shape of the mouse pointer (also called the X pointer) when in certain states.

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And now, if I'm touching mouse pointer, we saw that Boolean expression before, play sound meow, wait a couple of seconds, and then just keep checking.

现在，如果我们碰下鼠标指针，起初我们看到一个布尔表达式，播放猫叫的声音，等几秒钟，然后如刚才那样做检测。

哈佛公开课 - 计算机科学课程节选