mouse pointer

基本解释

If you hover over the icon for a movie with your mouse pointer, a play button appears.
如果你把鼠标指针放在电影图标上将会出现一个播放按钮。
They use a trackball to move the cursor and scroll the screen, but it is more like cursor-key functionality rather than a mouse pointer.
它们使用轨迹球移动指针和滚动屏幕，但是这更像是指针-键功能而不是鼠标指针。
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。

A computer mouse is the device that moves the pointer,or cursor, on a computer screen.
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
Scratch This Boolean expression allows you to say to scratch if you are touching the mouse pointer, the little arrow, do something. How do we do something?
布尔表达式允许你告诉,当你触碰到鼠标指针，也就是小箭头，程序就相应地做一些事情？
哈佛公开课 - 计算机科学课程节选

The primary differences are changes that make sense when a mouse pointer and a larger screen area are available.
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