学生们在做实验前分成四组。

The students were into four groups before doing experiments.

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And now in the past couple of weeks, I've been working on a small experiment, which is intended to show how we can be replaced by a computer.

在前几周内，我一直在做一个,小实验，打算,说明我们怎么样才能被计算机代替。

哈佛公开课 - 计算机科学课程节选

It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.

这列在书上，这个量我们在,实验中也可以测量，在这里Δ,是从左边到右边的压强变化，我们可以放一个温度计，去测量实验前的温度,再去测量试验后的温度。

麻省理工公开课 - 热力学与动力学课程节选

Here, the relevant thought experiment was suggested by Robert Nozick, a philosopher who died a few years ago, taught for many years at Harvard.

相关的思维实验,由Robert，Nozick提出，一位几年前，过世的哲学家，他曾在哈佛从教多年。

耶鲁公开课 - 死亡课程节选