他是完全自由的还是受一定的限制呢？

Is he totally free, or is there a limitation?

youdao

但是，这也有一定的限制。

There are, however, limits.

youdao

然而，对于这个组件设置却有一定的限制。

However, there are limitations to this component set.

youdao

And what he said was that when you get down to atomic length scales there are limits, there are constraints on our ability to observe.

讲的就是,当你去进入到原子长度的尺度中,我们的观察能力,有一定的限制条件。

麻省理工公开课 - 固态化学导论课程节选