And if you want to test an idea about human nature in general, you aggregate those sets of individual observations into a population study.
同样如果你想测试普遍人性，你可以汇集很多设立在种群研究中的个体观测情况。
2
This goes back to the idea of an aggregate distributed reptuation.
这样，我们又回到了分布式信誉的问题。
3
At an aggregate level, say supporters of the idea, the debt and deficit figures of the euro zone compare favourably with those of America and Britain, whose bonds are treated as safe.