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。

youdao

So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.

举个例子来说，我们谈论的临界频率是，光从金属表面逐出一个电子，所需的最小频率。

youdao

The sun is a ferocious ball of energy that can eject massive amounts of plasma from its surface in our direction, causing our equipment to go screwy.

太阳是一个能量惊人的大火球，它的表面能够向地球释放大量等离子，从而导致我们的设备工作异常。

youdao

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。

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