They're capable of these extraordinarily delicate feats of dexterity, and that's because the poet has mastered his touch.

反而能够灵巧地完成精细的动作，这是因为诗人已经完全掌握了自己的触觉。

耶鲁公开课 - 弥尔顿课程节选

It decreases. If you're still not completely up on the periodic trends, that is stuff that's going to be on the first exam, so make sure that you're able to do this without taking too much time to think about it.

它会降低，如果你还没有完全掌握周期性规律，而这是第一次考试要求的内容，因此请务必做到不用,想太久就能做到这点。

麻省理工公开课 - 化学原理课程节选

But we studied what other companies were doing and said, "Okay, let's come up with the Dell process for doing this that's going to be right for our culture, right for our business and that we can execute."

而是研究其他公司的运行方式，然后说，好，我们要建立起戴尔自己的模式,以适应自己的文化，自己的业务，并能完全为自己所掌握“

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

Now, many autistic children have no language; they're totally shut off from society.

许多孤独症儿童未能掌握语言,他们和社会是完全隔绝的

耶鲁公开课 - 心理学导论课程节选

I want to try to hit the points that I think are important to remember because they're going to be concepts that come up again and again throughout the course, and I want to make sure that we're on the same page.

我会讲一些我认为非常重要的内容和概念,这些内容和概念,将会在这个课程中反复出现,我要求每个同学都要完全掌握这些内容

耶鲁公开课 - 生物医学工程探索课程节选

Piaget was really big into question and answer, but one problem with this is that children aren't very good with language, and this might lead you to underestimate how much they know.

皮亚杰非常热衷用问与答的方法进行研究,但这里存在的一个问题便是,儿童并未能完全掌握语言,这可能会导致你低估他们的理解能力

耶鲁公开课 - 心理学导论课程节选