好的，我要教你们的里一个知识点是，物质能量的相互作用，我们可以见证，巴尔末线系是怎样证实波尔模型的。
All right. The other thing I have to teach you is matter-energy interaction so that we can see how the Balmer series validates the Bohr model.
神秘的暗物质和暗能量好象不足以让人感到困惑，现在又发现了另外一个莫名其妙的宇宙之谜。
As if the mysteries of dark matter and dark energy weren't vexing enough, another baffling cosmic puzzle has been discovered.
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