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

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

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

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