But it was not until March tenth, eighteen seventy-six that Bell was able to send the human voice over a wire.

VOA: special.2010.05.14

You're--and to put it in a crude way, you're teaching the dog that the bell goes with the food.

简单地说，你在让狗知道,铃声和食物是一起出现的。

耶鲁公开课 - 心理学导论课程节选

I should be able to do nice bell-shaped curves, but it's harder than it looks standing up here; so that's your bell-shaped curve.

我还是挺擅长画钟型曲线的,但站着画真的不太容易,这就是钟型曲线

耶鲁公开课 - 金融市场课程节选

And at the conclusion of the reading the bell is tolled at midnight and we then sing "Joy to the World."

VOA: special.2009.12.21

We are going to go to the United States, 1927, Bell Labs.

让我们到1927年的美国，贝尔的实验室看看吧。

麻省理工公开课 - 固态化学导论课程节选

Often,when the fire bell rang, other men in the city rushed to help put out the fire.

VOA: special.2009.05.17

And later on if you right before or right during you give the dog some food you--you ping a bell the bell will cause the saliva to come forth.

,在喂食前或者喂食过程中,你摇铃,铃声就会加速唾液的分泌。

耶鲁公开课 - 心理学导论课程节选

Alexander Graham Bell believed one day machines would be invented to help deaf people hear and speak.

VOA: special.2010.05.14

But it turns out that if you make the voters distributed more realistically, let's say like on a bell-curve shape, it makes actually no difference to the result at all.

但事实上,就算我们让选民分布更符合实际情况,比如说是按钟形分布的,但这实际上对结果没有什么影响

耶鲁公开课 - 博弈论课程节选

He rang the bell and asked for fresh flowers to be sent quickly to his rooms.

VOA: special.2009.04.11

But I want to emphasize that there are also other bell-shaped curves.

但我想强调的是,还存在别的钟形曲线

耶鲁公开课 - 金融市场课程节选

The next year Bell moved to Boston,Massachusetts, to teach at a school for the deaf.

VOA: special.2010.05.14

So the normal--the bell-shaped curve in that case for the x/n is going to look something like this.

那么x/n的钟形曲线,大概就会是这个样子

耶鲁公开课 - 金融市场课程节选

In nineteen ninety-five, he was part of an effort to recover the Fitzgerald's bell.

VOA: special.2009.11.11

Then, if n = 100--now I'm going to label this x differently, I'm now going to show the normal bell-shaped curve and I'm going to do this from 0 to .4.

如果n=100,现在我得重新标x值,我现在要画正态分布的钟形曲线了,在这儿用0到0.4

耶鲁公开课 - 金融市场课程节选

So when the fire alarm bell rang, men near the sound of the fire bell dropped what they were doing and rushed out to fight the fire.

VOA: special.2009.05.17

You stop responding to the bell.

不再对铃声进行反应。

耶鲁公开课 - 心理学导论课程节选

Le Thuy Kieu wants to know about Alexander Graham Bell.

VOA: special.2010.05.14

David and Sally Bell traveled 80 kilometers to pay their respects to men they say should not have died.

VOA: standard.2009.11.11

R.J.Bell of Pregame.com says the number of possibilities to guarantee a perfect bracket are an astronomical 9.2 quintillion.

VOA: standard.2009.03.25

The Bell 430 helicopter disappeared while flying through a heavy rain storm, en route to an unannounced inspection of a local district.

VOA: standard.2009.09.03

By 2008, Laura Bell had the financial means to move to Nashville, and fulfill her original dream of a career in Country music.

VOA: standard.2010.06.18

But Satwant Kaur Bell says the unity walks have helped to dispel misconceptions about the Sikh religion.

VOA: standard.2009.10.19

At 18,Laura Bell moved to New York and formed a Country duo with her roommate.

VOA: standard.2010.06.18

Dragons dancers,drummers, bell and gong ringers added to the cacophony of celebrations.

VOA: standard.2010.02.14