The experts also say there is not enough evidence to decide about the benefits and harms of testing women seventy-five or older.

VOA: special.2009.11.18

Yes. In fact, there is not enough energy in a single photon to go ahead and eject an electron from this zinc surface.

是的，事实上，这里的光子没有足够的能量,去从锌表面逐出一个电子。

麻省理工公开课 - 化学原理课程节选

Now there are of course biases when we study ourselves which is why it's not enough to just study the self.

当我们研究自己时当然会有偏颇,这就是为什么只研究自己是不够的。

哈佛公开课 - 幸福课课程节选

It says there is not enough evidence to decide about either digital mammography or magnetic resonance imaging instead of traditional film mammography.

VOA: special.2009.11.18

We did not send enough soilders there. There is a policy of a small foot print.

我们的士兵不够多，我们有一个政策是要减少士兵量。

普林斯顿公开课 - 国际座谈会课程节选

If your home is very small, you might say there is not enough room to swing a cat.

VOA: special.2009.09.27

There is a way Locke argues to create property, not just in the things we gather and hunt, but in the land itself, provided there is enough and as good left for others.

洛克认为有种创造财富的办法，不仅包括我们采集捕猎到的东西，还有土地本身，只要还有足够多足够好的留给别人。

耶鲁公开课 - 公正课程节选

She says many students are sleepy and unable to pay attention in class because there is not enough food for them at home.

VOA: special.2009.08.24

Affect and cognition is not enough; behavior has to be there as well.

影响和认知还不够，还必须有行为。

哈佛公开课 - 幸福课课程节选

But,he says,there is not enough evidence to justify measuring these in everybody.

VOA: special.2009.07.15

He says there is not enough evidence either way.

VOA: special.2010.03.03

With the sudden increase in population in some villages, there is not enough food to feed everyone.

VOA: standard.2009.10.05

If there is a large supply of seeds, then hand-operated presses may not be enough to support a business.

VOA: special.2009.09.29

The WHO's Director-General,Margaret Chan, has expressed concern there is not a good process in place to produce enough vaccine against the virus.

VOA: special.2009.08.18

Agency chief Margaret Chan has expressed concern there is not a good process in place to produce enough vaccine against the virus.

VOA: special.2009.08.05

"People are more focused on communicable diseases and not paying enough attention to the amount of disability there is from mental health conditions.

VOA: special.2010.10.04

The sad thing is that the majority of people that are killed by malaria are children because there immune system is not strong enough to ward off this infection."

VOA: special.2009.12.22

Now I know where I'm at. I'm dealing with a couple of snakes. What I meant to say was that there is too much football and not enough education."

VOA: special.2009.07.19

As if that were not enough of an obstacle to their relationship, there is also her lifelong best friend,Jacob Black.

VOA: standard.2010.07.07

She says she enjoys helping people. Her frustration is that -- like for doctors -- there are too many patients and not enough time to spend with them.

VOA: standard.2010.05.14