There's some probability that it can get very, very close the nucleus, and that probability is actually substantial.

有一定的概率,它能非常非常接近原子核，这个概率是相当大的。

麻省理工公开课 - 化学原理课程节选

And, in some instances, they can be made to behave more nearly metallic.

而且，在一些情况下，它们能表现出更接近金属的性质。

麻省理工公开课 - 固态化学导论课程节选

Right now, we're finally getting to the point of scratch which can take some input from the user.

马上，我们能接近scratch的关键了,即从用户那里获取输入。

哈佛公开课 - 计算机科学课程节选