This extension of the photoelectric effect, in which one photon knocks one electron off the edge of an atom, could make physicists reconsider when light is a wave and when it's a particle.

在这种光电效应的延伸中，一个光子从原子的边缘打出一个电子，这可能要使物理学家们重新考虑光在什么情况下是波，什么情况下是粒子。

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So we are at the leading edge of what many people think is really the next big wave of medicine.

许多人认为这些产品将开创医学界下一股，大浪潮，而我们正处于这个领域的尖端地位。

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At this time the simulator does not implement surface travelling wave modelling and associated edge or gap backscatter modelling, or edge diffraction scattering effect modelling.

这次模拟器没有对表面行波、相邻边界和缝隙的反向散射，或者边缘绕射散射效应进行建模。

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And what did the Democrats do on the edge of the wave of such a mandate?

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For a company whose image has grown staid in recent years--its mainstay is still printers and computers and the company largely missed out on the first big Internet wave--HP is trying to get back on the cutting edge track.

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