• He says that teenagers should set the volume control on their music players to somewhere between one-half and two-thirds the highest level,never louder.

    VOA: special.2010.09.28

  • That is, in real life, the variables that you'd normally control aren't some combination of entropy and these variables, but really their temperature, volume and pressure, any couple of those, might be what you'd really have under experimental control.

    在生活中,我们所能控制的,不是熵和其他变量的组合,而是温度,体积,压强,以及其中的两两组合,这些才是试验中所能控制的。

    麻省理工公开课 - 热力学与动力学课程节选

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