But the report says the devices should be used only when necessary.

VOA: special.2010.05.25

And only when one has accepted that, is there any possibility of scoring a bull's eye.

只有当一个人意识到这一点，才能够射中靶心。

普林斯顿公开课 - 人性课程节选

which you'll think, only a ten or eleven year old, but when there is thirteen of them, it's a lot.

你会想，不就是十岁、十一岁的小孩嘛，但有十三个还是很多的。

大城市是否危险？ - SpeakingMax英语口语达人

He suggests it only when drug therapy fails to work.

VOA: special.2010.02.17

It was only when we started to study those "best" examples,those successful kids, those "super" kids as they were initially named.

只有当我们开始研究,这些“最优秀“的个体，成功的孩子，那些“超级“孩子。

哈佛公开课 - 幸福课课程节选

But he says many families vow to return home only when it is fully safe to do so.

VOA: standard.2009.06.19

No, I got into philosophy more or less by accident only when I was already at the university.

我接触到哲学，多多少少是因为偶然,那时我已经在上大学了。

普林斯顿公开课 - 人性课程节选

The president also says he will send the military into battle only when needed, and will give them the necessary training and equipment.

VOA: standard.2009.05.23

So, this is the kind of immune response that gets activated only when it's needed.

所以 这是一种在需要时,被激活的免疫反应

耶鲁公开课 - 生物医学工程探索课程节选

Geithner says the typical pattern of an economic turnaround dictates that only when businesses start to hire again will there be a peak in unemployment.

VOA: standard.2009.04.05

Now when the only types we're dealing with are the built-in types, the ones that came with the programming language, that doesn't really matter.

现在我们对付的数据类型,只有内置的数据类型,也就是编程语言固有的类型。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's only when we wake up we realize something was actually strange."

VOA: standard.2010.07.16

Now I mention this only because over time, this will become important when you're not reading in files necessarily but writing files.

我之所以提到这个是因为久而久之，当你自己写代码而不是读代码时,这会变得非常重要。

哈佛公开课 - 计算机科学课程节选

"That is why I will send our servicemen and women into harm's way only when it is necessary and ensure that they have the training and equipment they need when they enter the theater of war,".

VOA: standard.2009.05.23

It really formed only at the point when we started to bring in capital.

董事会真正成立的时候,正是我们开始引进资金的时候。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

In fact,the court has also noted that Kasab did not admit all the charges, but he has admitted partly, and court has further ordered that Kasab's plea of admission of guilt that can be considered only when the prosecution completes its case,"

VOA: standard.2009.07.23

The only other time that happened was when there was sort of talk of their losing their tax exemptions and tax rates were going down.

其他时间唯一可能发生的是,有一些传闻说,他们不再免税或者税率下降。

耶鲁公开课 - 金融市场课程节选

When they approach me they see only my surroundings,themselves, or figments of their imagination - indeed,everything and anything except me."

VOA: special.2010.09.19

But of course, when you imagine the Cheshire Cat only having the smile there, you're still imagining the cat's lips, teeth, maybe tongue, whatever it is.

但是当然,当你想象笑脸猫只剩下微笑的时候,你仍然想象着它的嘴唇,牙齿 或许还有舌头,不管是什么

耶鲁公开课 - 死亡课程节选

Mister Sharmarke says piracy can only be prevented when Somalia has a government that can enforce its own laws.

VOA: special.2009.04.25

Now, we know from the work in the Bystander effect that in general which one are we more likely to help in, when we're the only person or multiple?

我们从旁观者效应的实验中知道,我们在哪种情景上更可能出手相救，一个人，还是有其他人时？

耶鲁公开课 - 心理学导论课程节选

We reported last week that Helen Keller suffered from a strange sickness when she was only nineteen months old.

VOA: special.2009.11.15

And when they were acquitted, only two people who were condemned from those forces, they had joined voluntarily and the others, the malgre-nous were, "In spite of ourselves," Were pardoned.

当他们被无罪释放的时候,那个军队里,只有两个人被判刑,他们是自愿加入的不过其他人,那些"不情愿的","不情愿的人"被赦免了

耶鲁公开课 - 1871年后的法国课程节选

Rosalyn Schanzer shows readers the young man who was only twenty-two years old when he left Plymouth,England in eighteen thirty-one.

VOA: special.2009.02.27

I think this is not only impractical but not ethical and I would not be able to look into the eyes of my dogs when I go home at night.

我认为这不仅不切实际,而且还不道德,晚上回家,我都不敢面对自家的狗了。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

This is when a bone is bent and breaks along only one side, like a young stick of wood.

VOA: special.2009.02.04

This was, again, the thesis of the classical republicans according to which we are only fully human, or we only become fully human, when we are engaged in political life, in ruling ourselves by laws of our own making.

这再一次印证了典型共和派的的宗旨,根据于我们是完全的人，我们要变成完全的人，当我们被牵扯到政治生活中，我们用我们自己制造的法律来统治自己。

耶鲁公开课 - 政治哲学导论课程节选

One day his mother said When Pierre climbed out of bed Good morning,darling boy, you are my only joy.

VOA: special.2009.10.05

I mean, you should not imagine when I say slaves--just take out of your mind the plantations of the old South, because when you only have one or two slaves, the master is working right alongside them, doing exactly the same work that they are doing, and also instructing them and telling them what's what.

我的意思是,当我们提到奴隶的时候,大家不要想当然地联想到南部种植园,因为当你只有一两个奴隶时,奴隶主必须要和奴隶一起劳作,做着和奴隶一样的农活,并且不断告诉他们要做什么

耶鲁公开课 - 古希腊历史简介课程节选

Yeah, run the ball is called, when you run the ball, generally you only do it from 10 yards.

是的，就叫“带球跑”，带球跑的时候，你通常只从十码的地方开始。

美式足球 - SpeakingMax英语口语达人