Type two diabetes results when the body cannot effectively use the sugar it produces.

VOA: special.2010.06.30

So you cannot use the formula once it hits the ground because once it hits the ground, the fundamental premise that a was a constant of -9.8 or -10 is wrong.

当物体落地以后,该公式就不适用了,因为当物体落地后,公式的基本前提——,加速度为常数-9.8或-10——就不成立了

耶鲁公开课 - 基础物理课程节选

And what this means is that any theory of language use and language comprehension cannot simply appeal to a list.

这也就意味着,任何语言使用和语言理解的理论,都无法列出一份句子的清单

耶鲁公开课 - 心理学导论课程节选

California cannot require schools to use the digital textbooks.

VOA: special.2009.08.27

You cannot just tell the computer to enhance that or can you clean that up and then magically use zoom in not only on the image but also on the reflection of the victim in someone's eyeball.

你不能直接要求计算机增强,这张图片或者修复它,然后期待计算机很神奇地放大图片,以及死者的眼珠的反光。

哈佛公开课 - 计算机科学课程节选

If you cannot find anything clean, use your hand.

VOA: special.2009.08.11

Earlier theories-- it's wonderful to have scientific theories that you can use to handle these problems, which you cannot demonstrate any fact for whatsoever.

更早些的理论...,幸好我们还有些科学理论,可以用来处理这些问题,这些没有实例,可以证明的问题

耶鲁公开课 - 古希腊历史简介课程节选

Why cannot we use that to train?

VOA: special.2009.06.17

Judge Melvin Wright explains how the D.C.Superior Court handles this issue: "We instruct jurors that they cannot during the course of a trial use Google or Twitter or any other electronic device to obtain information.

VOA: special.2009.08.31

Conscious that a faraway and costly war doesn't play well with voters, incumbent Gordon Brown insists the troops are fighting to keep Britain safe "We have got to be clear that we cannot allow terrorists to have territory in the world that then they use as a base to attack the United Kingdom."

VOA: standard.2010.04.30