So, we have, we're interested in the change in internal energy for various experimental constraints.

我们感兴趣的是,在各种实验环境约束下内能的改变。

麻省理工公开课 - 热力学与动力学课程节选

You're now in the experimental group and I say, "Please wait here.

你现在是实验小组的一员，我说，“请稍等。

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You're not going to have your experimental credit.

你又不能靠傻笑来得到你的实验学分

耶鲁公开课 - 心理学导论课程节选