The study found that the patients' risk of suffering a fall was higher for up to one hour after emotional stress.

VOA: special.2009.03.24

The first step to insight is to ask questions like why do things fall down and not up?

起初的洞察力是问问题,为什么物体坠地而不是上升？

耶鲁公开课 - 心理学导论课程节选

So in a moment you're going to go ahead and hit the spacebar and then as things fall from the screen when they line up with the left arrow, hit the left arrow with a different arrow, hit that arrow and see how good a score you can get.

一会儿你走到前面，敲一下空格键,当屏幕上面的东西从左边往下掉的时候,你就敲一下键盘上的左键,是哪个方向，敲对应的方向键就可以了,我们来看看你能得多少分。

哈佛公开课 - 计算机科学课程节选

That could be good advice. If you strike high up on a tree with an axe, the chip of wood that is cut off will fall into your eye.

VOA: special.2010.01.17

This is the doom which Adam fell into, ; this is the fallen condition to which we've all been consigned; but the passage is so much more complicated than that because good and evil seem to have been mixed up in the apple before the Fall.

这就是亚当掉进的命运，这就是我们都被丢弃到的掉落的环境;,但这段比善恶在秋天前就被混在苹果里了,更复杂。

耶鲁公开课 - 弥尔顿课程节选

Rains have started to fall and are expected to pick up fully in the next two or three weeks.

VOA: standard.2010.03.23

What ended up happening is, you know the news, Rupert Murdoch bought The Wall Street Journal last fall and he announced that Wall Street Journal-- WSJ.com--will no longer be free.

最后的结果是,你们知道那条新闻的吧,鲁珀特·默多克去年秋天收购了《华尔街日报》,他宣布《华尔街日报》,WSJ.com,将不再免费

耶鲁公开课 - 金融市场课程节选

And the economy has been hit hard by the fall in the price of diamonds which make up one-third of its gross domestic product.

VOA: standard.2009.10.19

The native structure is this double stranded structure here and if I heat it up slightly and I add some base, so under slightly basic conditions, these molecules will fall apart because you've created conditions where the hydrogen bonding is no longer favorable so they peel apart.

原始结构,在这里就是指DNA双链,如果我稍微加热,并且加入一些碱,在弱碱性的条件下,这些配对碱基会分开,这是因为在一定条件下,碱基对之间的氢键,不再稳定并且会断裂分开

耶鲁公开课 - 生物医学工程探索课程节选

"The first time we visited this rock last fall - there were maybe one or two children out of 15 who knew how to climb up this."

VOA: standard.2010.06.25

If I had a beaker sitting on the table here and it contained a million blue double stranded DNA molecules and a million red double stranded DNA molecules and I heated it up and added a little base, I'd soon have four million individual strands just floating around in the solution because I've broken up this hydrogen bonding and the DNA molecules fall apart.

假如我这里有一个烧杯 里面,盛有一百万条蓝色DNA双链和,一百万条红色DNA双链,然后我稍微加热一下烧杯,并且加一些碱,很快我就有了四百万条DNA单链,漂浮在溶液里,因为我已经使得氢键断裂,DNA双链也随之打开

耶鲁公开课 - 生物医学工程探索课程节选

"Three or four hours before I could fall asleep. I wake up three o'clock in the morning with the same stuff on my mind, tossing and turning.

VOA: standard.2010.05.04

At the end of July, the roommates said goodbye, as they started summer recess and headed back to their home states to gear up for the fall re-election campaign.

VOA: standard.2010.08.07

All three roommates are up for reelection in the fall, but Melissa Bean says even if one or more of them were to lose, that would not affect their friendship.

VOA: standard.2010.08.07

"Unless we reconstruct and maintain the international financial system, if countries start doing it bilaterally instead of multilaterally, the system will fall apart and we will end up in a depression,".

VOA: standard.2009.03.29