But by doing some science fiction experiments, we can take them apart and ask ourselves, Which one do I think is me?

但通过做一些科幻实验，我们可以把它们分开，并问自己，我认为哪一个才是我？

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“Practical work is the unique proposition of science. If you are doing hands-on experiments you will learn equations more effectively than if they are written on the board for you, ” he said.

实践是科学课的特征，比如在学方程方面，如果让你亲手计算，一定会比老师写满黑板要有效率得多。

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If your major is chemistry, or physics, or another science, you'll also have to spend several hours a week in the lab, or laboratory, doing experiments.

如果你的专业是化学或者物理学或是其它的科学学科，你每周还要花不少时间在实验室做做实验或者去图书馆。

youdao

But by doing some science fiction experiments, we can take them apart and ask ourselves, Which one do I think is me?

但通过做一些科幻实验，我们可以把它们分开，并问自己，我认为哪一个才是我？

耶鲁公开课 - 死亡课程节选

Unlike most high-school science fair participants, they seem unaware that the point of doing experiments is to identify what actually works.

WSJ: Peter Suderman: The Lesson of State Health-Care Reforms