Right, this makes a lot of sense because if the entire atom was made up of nuclei, then we would have 100% probability of hitting one of these nuclei and having things bounce back.

因为如果整个原子,都是原子核，那我们就有100%概率,撞到一个原子核并被弹回来,所以如果我们。

麻省理工公开课 - 化学原理课程节选

So I'm hitting the up arrow right now.

所以现在我在敲右箭头键。

哈佛公开课 - 计算机科学课程节选

If you sit in your chairs and look at this keyboard, and relax your muscles and imagine moving your right arm up and hitting the "s" key.

当你坐在椅子上，注视着电脑键盘，放松肌肉,想象你抬起右臂敲击，S，键。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选