But we know this, in particular, from a series of studies that would be unethical if they were to be done today.

我们知道这点，是通过一系列的实验，出于人道精神,这些实验现在就不能做了。

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so you get a good idea of, like, what you knew how to do and what you couldn't do. So.

你就能明白你现在会做什么，以及不能做什么。

考试应该这么准备 - SpeakingMax英语口语达人

To suggest that that couldn't be relevant evidence is like saying I can't tell you anything interesting about what's going on in the hallway right now, because after all I'm not in the hallway; I'm here in the lecture hall.

要说这些都是不相干的经验,就好比说我现在不能告诉你,走廊上发生了什么,毕竟我不在走廊上,我在教室里面

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