Well, we start out with our usual system, and we have a bunch of little pebbles on it.

还是那个系统，活塞上面放了很多小石子。

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So w, the work is less for the irreversible process than the reversible process.

不可逆过程中系统对外界,做的功要比可逆过程时小。

麻省理工公开课 - 热力学与动力学课程节选

They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.

它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞

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They created what was called the Suffolk System in 1819.

小分行，并于1819年创建了Suffolk系统。

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We remove a pebble, system expands.

移开一粒小石子，系统膨胀一点。

麻省理工公开课 - 热力学与动力学课程节选

So there's less energy expanded by the system.

系统损失的能量也比较小。

麻省理工公开课 - 热力学与动力学课程节选