• But she thinks the new technologies are a great way to communicate as long as people still show traditional respect for each other.

    VOA: special.2009.09.14

  • In other words, the order of taking the derivatives with respect to pressure and temperature doesn't matter And what this will show is that dS/dp dS/dp at constant temperature, here we saw how entropy varies with volume, this is going to show us how it varies with pressure.

    换句话说,对温度和压强的求导顺序无关紧要,结果会表明,恒定温度下的,对应我们上面看到的,熵如何随着体积变化,这个式子告诉我们,熵如何随着压强变化。

    麻省理工公开课 - 热力学与动力学课程节选

  • Thirty thousand people walked silently past her body to show their respect.

    VOA: special.2009.03.08

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