• You do it so quickly that the heat flow between the inside of the bicycle pump and the outside is too slow compared to the speed at which you compress.

    我们用力很大,于是压缩得很快,打气筒内外热传递的速度,与之相比要慢得多。

    麻省理工公开课 - 热力学与动力学课程节选

  • You're taking the air inside of the pump and you're compressing it. You're doing it so fast that there's not enough time for heat to come out of the gas that's inside the pump towards the walls of the pump.

    你把空气吸进气筒里并且压缩它,你的动作很快以至于,没有足够的时间让热量,从气筒里面跑出来,传递到气筒壁上。

    麻省理工公开课 - 热力学与动力学课程节选

  • What if you could take just a pump that's capable of continuously administering insulin at various rates and connect it to a sensor that's able to continuously measure the sugar level in your blood?

    如果我们安装一个泵,能够持续的动态控制胰岛素输出,并把这个泵连接到一个,持续监测体内血糖水平的变化的传感器上

    耶鲁公开课 - 生物医学工程探索课程节选

  • It said "Pump Up Your Room."

    上面写着"律动你的房间"

    耶鲁公开课 - 聆听音乐课程节选

  • But you don't compress it so quickly that you're not in there reversible process so you compress that if you were to feel the temperature of the air and you can feel it through the nozzle gives you an idea of the temperature of the air inside your bicycle pump.

    但是压缩速度,也不能太快,否则就不是,可逆过程了,这样当压缩气体时,从喷嘴可以感受到,内部气体的温度。

    麻省理工公开课 - 热力学与动力学课程节选

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