不像其他火车启动时发出震动和噪音，这列火车感觉非常平稳，如果你不往窗外看，你几乎看不出我们在移动。

Unlike other trains which start with a shake and much noise, this train felt so smooth that if you were not looking out of windows, you could hardly tell we were moving.

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它对震动和海水中传播的声波都非常敏感。

It is very sensitive to vibrations, to sound energy traveling through the seawater.

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它继续为我们带来震动和惊喜。

It continues to shock and surprise.

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You're running, you're shaking a beaker up here at room temperature.

你跑步，震动烧杯，这都是在恒定温度和压强的情况下的过程。

麻省理工公开课 - 热力学与动力学课程节选