• If we have a high frequency, what about the wavelength, long or short? All right. Good. So we should always be able to keep these relationships in mind.

    如果频率高,那波长是长还是短?,好,不错,我们要记住这些关系,类似的。

    麻省理工公开课 - 化学原理课程节选

  • You can see that as you fill up your periodic table, it's very clear. But also we'll tell you a pneumonic device to keep that in mind, so you always remember and get the orbital energy straight.

    在你们填周期表的时候,非常清楚但是我们也要告诉你们,一个策略去记住它,所以你们总是记得,并得到连续的轨道能量。

    麻省理工公开课 - 化学原理课程节选

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