你会发现，使用任何现有的简单“噪音表”，被判定为发出同样大小噪音的车辆，在表上可能显示出相当大的差异。

You find that with any existing simple "noise-meter", vehicles which are judged to be equally noisy may show considerable difference on the meter.

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但这种大趋势掩盖了相当大的差异。

But that broad trend masks considerable differences.

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很明显，有可能在这两个方面各个案例相当大的差异。

Obviously, there might be considerable difference in those two aspects case by case.

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Now if you think around to the people you know, you probably are aware that there are pretty important differences between people and how much they eat, and then how well those calories get banked.

现在如果想想周围你认识的人,你可能意识到,个人的进食量,以及储存能量的能力之间,存在相当大的差异

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选