Those are big, easy to observe in various ways in the lab.
这三大重要因素,通过实验就很容易能观察出来。
Now, the good news in all of this is the studies that looked at physical attractiveness in this way were just looking at what predicts a second date after a first date.
好消息的是,这只是一种研究生理吸引力的实验,关注点是,预测相亲后约会可能性的因素。
At this point the study had been undertaken, there had been many, many more trials that had been done on cancer in men than there had been done on cancer in women, so there was a political reason for doing it as well.
研究就是基于这一点开始的,但在完成了的癌症实验中,关于男性的实验,要远多于关于女性的,这样做也是有政治因素的
The thing is for these sorts of experiments there is a lot of control, so something that's a square in one movie will be a triangle in another movie; something that's on the top in one movie will be on the bottom in another movie.
此类实验需要控制许多因素,来保证某物在一部影片中以正方形呈现,而在另一部影片中以三角形呈现,某物在一部影片的上方呈现,而在另一部影片的下方呈现
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