They are actually needed more than ever.
实际上我们需要得更多。
It simply defers loading them until they are actually needed.
只是简单地推迟加载它们直到真正需要它们的时候。
Multiple pipes are actually needed to support a running business.
为了支持一个业务的运行,实际需要多种这样的管道。
"I don't think they needed to wait until he actually made himself into a dictator,".
VOA: standard.2009.07.03
And we also, when we solved or we looked at the solution to that Schrodinger equation, what we saw was that we actually needed three different quantum numbers to fully describe the wave function of a hydrogen atom or to fully describe an orbital.
此外,当我们解波函数,或者考虑薛定谔方程的结果时,我们看到的确3个不同的量子数,完全刻画了氢原子,的波函数或者说轨道。
No, OK and that's correct, because each photon of light actually has more energy than is needed to eject an electron.
没有,好,对了,因为每一个光子实际上,都有更多的能量去逐出一个电子。
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